Archive for November, 2008
Advantages of Compact Digital Cameras
Compact Digital Cameras are simple to use with no complications in their operation. Today, the compact digital cameras are available in different versions. Features are similar to mobile phones with many options and you can quickly filter the features not used by you. Compact digital Cameras are offered by leading brands like Nikon, Canon, Panasonic and Fuji and so your choice is wide for selection. Compact digital cameras are portable and small camera devices and the smallest are referred to as subcompacts. They are designed for easy use and with features of high picture quality.
The images can be stored using only JPEG compression. They have in-built flash with low power and motion picture feature. They can take pictures of long range with sharp focus. Compact digital cameras are ideally suitable for snapshot and casual use.
The compact digital cameras can transfer data when connected directly to your computer. Traditional cameras have been using serial port but today the USB is widely used. Some companies offer FireWire port or the Bluetooth in their devices. Bluetooth is a wireless network that can be used by digital camera and also by other devices for exchanging information with a computer.
Subcompact Cameras are tinier than the Digital cameras. You can easily fit the same in your pockets and purses. It gives you the advantage of carrying almost everywhere and is the handiest one. The only disadvantage is its price, which is more expensive than the digital cameras and you will have a few manual controls. This also leads to over-exposing pictures.
For photographers, while traveling, their choice is the ultra compact digital camera. Though it is smaller in size, its performance is amazing. Some cameras have fantastic in-built zoom packed and give you extraordinary picture results. The mega pixels number varies from three to eight within the various brands of cameras available. Some cameras have digital zoom but for unbelievable picture quality and clarity you should go for cameras with both digital and optical zoom.
The battery life of these cameras varies and the quantity of pictures taken will depend on exposure type. Many Compact digital cameras have inbuilt movie mode along with sound. If you plan to capture action in your camera, then you should be sure of extra battery available with you. Before purchase, you have to compare prices and performance of all the models available. If you are planning to buy a particular model, select the model number. Otherwise compare technical opinions of the compact digital cameras available in the market. Size of the device is very important and the digital technology advancement has definitely increased the sales of compact digital cameras. Though they are dimensionally convenient, the way of use is a little difficult because of its smaller controls.
Features in these cameras keep on changing and improving. They are presented with speed activation and self –adjusting zoom by which the lenses capture fast motion shots. If the compact digital camera does not have the speed-setting feature, it cannot be used in a light-changing environment.
The compact digital cameras are getting smaller day-by-day that it has reached the size of credit card and can produce decent shots. Traditional cameras had heftier counterparts, but the camera size is not a matter since the compact digital cameras deliver superb pictures and never let you down with regard to quality and clarity.
By: Russ Snapper
About the Author:
The images can be stored using only JPEG compression. They have in-built flash with low power and motion picture feature. They can take pictures of long range with sharp focus. Compact digital cameras are ideally suitable for snapshot and casual use.
The compact digital cameras can transfer data when connected directly to your computer. Traditional cameras have been using serial port but today the USB is widely used. Some companies offer FireWire port or the Bluetooth in their devices. Bluetooth is a wireless network that can be used by digital camera and also by other devices for exchanging information with a computer.
Subcompact Cameras are tinier than the Digital cameras. You can easily fit the same in your pockets and purses. It gives you the advantage of carrying almost everywhere and is the handiest one. The only disadvantage is its price, which is more expensive than the digital cameras and you will have a few manual controls. This also leads to over-exposing pictures.
For photographers, while traveling, their choice is the ultra compact digital camera. Though it is smaller in size, its performance is amazing. Some cameras have fantastic in-built zoom packed and give you extraordinary picture results. The mega pixels number varies from three to eight within the various brands of cameras available. Some cameras have digital zoom but for unbelievable picture quality and clarity you should go for cameras with both digital and optical zoom.
The battery life of these cameras varies and the quantity of pictures taken will depend on exposure type. Many Compact digital cameras have inbuilt movie mode along with sound. If you plan to capture action in your camera, then you should be sure of extra battery available with you. Before purchase, you have to compare prices and performance of all the models available. If you are planning to buy a particular model, select the model number. Otherwise compare technical opinions of the compact digital cameras available in the market. Size of the device is very important and the digital technology advancement has definitely increased the sales of compact digital cameras. Though they are dimensionally convenient, the way of use is a little difficult because of its smaller controls.
Features in these cameras keep on changing and improving. They are presented with speed activation and self –adjusting zoom by which the lenses capture fast motion shots. If the compact digital camera does not have the speed-setting feature, it cannot be used in a light-changing environment.
The compact digital cameras are getting smaller day-by-day that it has reached the size of credit card and can produce decent shots. Traditional cameras had heftier counterparts, but the camera size is not a matter since the compact digital cameras deliver superb pictures and never let you down with regard to quality and clarity.
By: Russ Snapper
About the Author:
Visit http://www.digitalcamerapro.info for finding the best and cheap digital cameras of all types and models.
Buying a Digital Camera
Family and friends can be pretty far flung these days, so how do you keep in touch? Snail mail and phoning are good options, but it’s fun to be able to share pictures. With the advent of digital cameras, it’s easy to post pictures on a blog or website, or send pictures via email.
Of course, film cameras will work, as you can scan and convert pictures to digital files, but the easiest way to send pictures quickly and cheaply is to use a digital camera.
How To Find What’s Best For YOU When Buying A Digital Camera
There are all kinds of digital cameras available these days, so the trick is to find the one that suits your needs and budget. If you are buying your first digital camera, the lingo and technology are a bit different than for film cameras, so before shopping take time to learn a little and figure out what you’d like to buy.
First, what kind of photographer are you? Do you like total control over the picture taking process, or would you rather just aim the camera and push the shutter button? Then it’s also helpful to decide what you want to do with your pictures. Do you just want to put them online or send them via email, or do you want to be able to print them, and if so, how large do you want your prints?
If photography isn’t your passion, and you just want to have pictures to share, buying a simple point-and-shoot digital camera is probably best. It has automatic settings, so all you have to do is aim the camera, press the shutter and viola! Instant picture!
However, if you prefer more control over the picture taking process, try buying a mid-range digital camera. There is a wide range in both price and features. For the more serious hobby photographer, there are “prosumer” cameras midway between point-and-shoot cameras and digital SLR cameras. They offer better lens quality and usually more features than a point-and-shoot, though those little cameras can come pretty loaded these days!
Digital SLR cameras are top of the line and more expensive. These work more like traditional cameras, having a body with detachable lens. This gives you more options with being able to change lens, but it’s also much more expensive. Just one lens can cost as much as a point-and-shoot digital camera! There’s also usually a steeper learning curve to figure out how to use all the options on a digital SLR camera.
However, if you’re buying your first digital camera, intermediate, “prosumer” and digital SLR cameras probably aren’t the best choice. All the settings and features can be a little overwhelming for the beginner, and your expensive camera may end up collecting dust somewhere. Try a low to midrange camera first and get a feel for digital cameras and what features are most important to you. Then when you’re ready to move up and buy a better digital camera, you’ll have a better idea of what to look for before you lay out your hard earned cash!
What To Look For When You’re Ready To Buy A Digital Camera
You can buy digital cameras in all sorts of places these days, from fancy department stores to discount stores, photography/camera shops and many stores online. While you can sometimes find great deals on-line, if this is your first digital camera, go to shops and look at different cameras if at all possible. It helps to pick it up and get the feel of the camera in your hand to see if it’s comfortable and the controls are easy to use, and you can check out what features it has and how they work.
But what exactly are you looking for?
A pixel makes your picture….
One of the first things to check out when buying a digital camera is the MEGAPIXELS. A pixel is a single dot in a graphics image. A megapixel is equivalent to one million pixels. A 1-megapixel camera would produce an image roughly 1200 pixels wide by 900 pixels high, a 3 megapixel would be 2048 x 1536 megapixels, and so on. Higher megapixels mean better resolution, but aren’t the whole picture. The main thing to keep in mind is the more megapixels, the bigger image you can print.
Approximate Megapixels vs. Print Size
2 Megapixels prints well up to 4×6 inches
3 Megapixels prints well up to 5×7 inches
4 Megapixels prints well up to 6×8 inches
6 Megapixels prints well up to 7×10 inches
8 Megapixels prints well up to 10×14 inches
12 Megapixels prints well up to 16×24 inches
For email, websites and printing snapshots, a 3 to 5-megapixel camera is a good choice. If you want to make high quality 8×10 prints or larger, you need more megapixels. Higher megapixels also allow you to crop down to a smaller portion of the picture while still retaining sharpness in prints.
One other thing to keep in mind when considering megapixels and resolution, be sure you are getting optical resolution. This is the actual number of megapixels the camera records. Some cameras offer interpolated resolution to get bigger pictures from the same number of megapixels by using software algorithms to determine what color pixels to add, so the picture becomes bigger at the expense of clarity.
Opt for optical…
Digital cameras have two kinds of zoom, optical and digital. In this case, focus on the optical zoom. It’s the one that actually uses the lens’ optics to bring the subject closer. The higher the number, the further away you can “pull in” your subject. The digital zoom merely takes the original information and makes it bigger, and once again, clarity is sacrificed. Most serious photographers turn off digital zoom. Stick to optical!
For Your Viewing Pleasure…
Digital cameras commonly use an LCD screen instead of a viewfinder to focus on your subject, though some come equipped with both. Check the size of the screen when buying a digital camera to be sure you can comfortably see your subject. It’s also really handy to have a flip screen that allows you to hold your camera low or high, and still be able to see what’s on the screen.
Fun features…
Many digital cameras offer settings for such things as burst shooting mode, which is handy if you want to take pictures of moving subjects. The camera shoots a series of pictures without pause, then writes the files to memory. Other features allow for manually changing settings, special effects, short digital movie files, using an external flash, and much more. Look over several different cameras, decide what features you just have to have, and which are on the “nice to have but not vital” list. No one camera will do everything well.
Get the Picture…
You’ve got to get the pictures out of the camera to share them. Usually the files are downloaded to your computer through a USB port, so make sure your computer has one. Also, keep in mind when choosing a camera, the more megapixels, the bigger the files. You’ve got to store those files somewhere, so how much memory is available on your computer? Does it have a CD burner?
However, you can still buy a digital camera even if you don’t have a computer. Many photo labs, even in places like Walmart or Kmart, have machines with the capability of making prints and/or photo CD’s from memory cards, and will make a disk of the files, sort of like digital negatives. There’s also the option of buying a photo printer with a docking station for your camera. Just plug the camera into the docking station, and bypass the need for a computer to print.
Cash After Camera
When buying your digital camera, keep some cash in reserve, because there are two more important purchases you need to make.
1. Memory – The digital camera’s equivalent of film, the amount of memory determines how many pictures you can take. Different cameras use different types of memory, so the first step is to find out what your camera uses. The most popular types are: Secure Digital (SD), CompactFlash (CF), SmartMedia (SM), Memory Stick (MS), MultiMediaCard (MMC), and xD-Picture Card (xD).
Cameras are usually packaged with a small MB-sized card. A second card of 64 MB is good, but of course the more MB and the more cards, the more pictures you can take before having to download and erase the images. The different cards are NOT interchangeable, so be sure to buy the right kind for your camera!
2. Battery – There’s nothing more frustrating than being in the middle of snapping pictures and the battery dies. Get extras. It’s worth the expense to have a second battery charged and waiting should the one in your camera lose power. The rechargeable ones are more expensive, but the ability to use them over and over makes them worth the initial outlay of cash.
That’s The Total Package!
There you have the basics for choosing a digital camera. Decide what kind of pictures you are likely to take, what size prints you want to make, how much zoom, and are there any extras you can’t live without? Look for the camera that most closely matches your list in your price range, buy a bigger memory card and an extra battery set, and you’re good to go!
Have fun sharing those pictures with friends and family!
By: Pat Lyne
About the Author:
Of course, film cameras will work, as you can scan and convert pictures to digital files, but the easiest way to send pictures quickly and cheaply is to use a digital camera.
How To Find What’s Best For YOU When Buying A Digital Camera
There are all kinds of digital cameras available these days, so the trick is to find the one that suits your needs and budget. If you are buying your first digital camera, the lingo and technology are a bit different than for film cameras, so before shopping take time to learn a little and figure out what you’d like to buy.
First, what kind of photographer are you? Do you like total control over the picture taking process, or would you rather just aim the camera and push the shutter button? Then it’s also helpful to decide what you want to do with your pictures. Do you just want to put them online or send them via email, or do you want to be able to print them, and if so, how large do you want your prints?
If photography isn’t your passion, and you just want to have pictures to share, buying a simple point-and-shoot digital camera is probably best. It has automatic settings, so all you have to do is aim the camera, press the shutter and viola! Instant picture!
However, if you prefer more control over the picture taking process, try buying a mid-range digital camera. There is a wide range in both price and features. For the more serious hobby photographer, there are “prosumer” cameras midway between point-and-shoot cameras and digital SLR cameras. They offer better lens quality and usually more features than a point-and-shoot, though those little cameras can come pretty loaded these days!
Digital SLR cameras are top of the line and more expensive. These work more like traditional cameras, having a body with detachable lens. This gives you more options with being able to change lens, but it’s also much more expensive. Just one lens can cost as much as a point-and-shoot digital camera! There’s also usually a steeper learning curve to figure out how to use all the options on a digital SLR camera.
However, if you’re buying your first digital camera, intermediate, “prosumer” and digital SLR cameras probably aren’t the best choice. All the settings and features can be a little overwhelming for the beginner, and your expensive camera may end up collecting dust somewhere. Try a low to midrange camera first and get a feel for digital cameras and what features are most important to you. Then when you’re ready to move up and buy a better digital camera, you’ll have a better idea of what to look for before you lay out your hard earned cash!
What To Look For When You’re Ready To Buy A Digital Camera
You can buy digital cameras in all sorts of places these days, from fancy department stores to discount stores, photography/camera shops and many stores online. While you can sometimes find great deals on-line, if this is your first digital camera, go to shops and look at different cameras if at all possible. It helps to pick it up and get the feel of the camera in your hand to see if it’s comfortable and the controls are easy to use, and you can check out what features it has and how they work.
But what exactly are you looking for?
A pixel makes your picture….
One of the first things to check out when buying a digital camera is the MEGAPIXELS. A pixel is a single dot in a graphics image. A megapixel is equivalent to one million pixels. A 1-megapixel camera would produce an image roughly 1200 pixels wide by 900 pixels high, a 3 megapixel would be 2048 x 1536 megapixels, and so on. Higher megapixels mean better resolution, but aren’t the whole picture. The main thing to keep in mind is the more megapixels, the bigger image you can print.
Approximate Megapixels vs. Print Size
2 Megapixels prints well up to 4×6 inches
3 Megapixels prints well up to 5×7 inches
4 Megapixels prints well up to 6×8 inches
6 Megapixels prints well up to 7×10 inches
8 Megapixels prints well up to 10×14 inches
12 Megapixels prints well up to 16×24 inches
For email, websites and printing snapshots, a 3 to 5-megapixel camera is a good choice. If you want to make high quality 8×10 prints or larger, you need more megapixels. Higher megapixels also allow you to crop down to a smaller portion of the picture while still retaining sharpness in prints.
One other thing to keep in mind when considering megapixels and resolution, be sure you are getting optical resolution. This is the actual number of megapixels the camera records. Some cameras offer interpolated resolution to get bigger pictures from the same number of megapixels by using software algorithms to determine what color pixels to add, so the picture becomes bigger at the expense of clarity.
Opt for optical…
Digital cameras have two kinds of zoom, optical and digital. In this case, focus on the optical zoom. It’s the one that actually uses the lens’ optics to bring the subject closer. The higher the number, the further away you can “pull in” your subject. The digital zoom merely takes the original information and makes it bigger, and once again, clarity is sacrificed. Most serious photographers turn off digital zoom. Stick to optical!
For Your Viewing Pleasure…
Digital cameras commonly use an LCD screen instead of a viewfinder to focus on your subject, though some come equipped with both. Check the size of the screen when buying a digital camera to be sure you can comfortably see your subject. It’s also really handy to have a flip screen that allows you to hold your camera low or high, and still be able to see what’s on the screen.
Fun features…
Many digital cameras offer settings for such things as burst shooting mode, which is handy if you want to take pictures of moving subjects. The camera shoots a series of pictures without pause, then writes the files to memory. Other features allow for manually changing settings, special effects, short digital movie files, using an external flash, and much more. Look over several different cameras, decide what features you just have to have, and which are on the “nice to have but not vital” list. No one camera will do everything well.
Get the Picture…
You’ve got to get the pictures out of the camera to share them. Usually the files are downloaded to your computer through a USB port, so make sure your computer has one. Also, keep in mind when choosing a camera, the more megapixels, the bigger the files. You’ve got to store those files somewhere, so how much memory is available on your computer? Does it have a CD burner?
However, you can still buy a digital camera even if you don’t have a computer. Many photo labs, even in places like Walmart or Kmart, have machines with the capability of making prints and/or photo CD’s from memory cards, and will make a disk of the files, sort of like digital negatives. There’s also the option of buying a photo printer with a docking station for your camera. Just plug the camera into the docking station, and bypass the need for a computer to print.
Cash After Camera
When buying your digital camera, keep some cash in reserve, because there are two more important purchases you need to make.
1. Memory – The digital camera’s equivalent of film, the amount of memory determines how many pictures you can take. Different cameras use different types of memory, so the first step is to find out what your camera uses. The most popular types are: Secure Digital (SD), CompactFlash (CF), SmartMedia (SM), Memory Stick (MS), MultiMediaCard (MMC), and xD-Picture Card (xD).
Cameras are usually packaged with a small MB-sized card. A second card of 64 MB is good, but of course the more MB and the more cards, the more pictures you can take before having to download and erase the images. The different cards are NOT interchangeable, so be sure to buy the right kind for your camera!
2. Battery – There’s nothing more frustrating than being in the middle of snapping pictures and the battery dies. Get extras. It’s worth the expense to have a second battery charged and waiting should the one in your camera lose power. The rechargeable ones are more expensive, but the ability to use them over and over makes them worth the initial outlay of cash.
That’s The Total Package!
There you have the basics for choosing a digital camera. Decide what kind of pictures you are likely to take, what size prints you want to make, how much zoom, and are there any extras you can’t live without? Look for the camera that most closely matches your list in your price range, buy a bigger memory card and an extra battery set, and you’re good to go!
Have fun sharing those pictures with friends and family!
By: Pat Lyne
About the Author:
Digital Photography Tips has information on digital cameras, digital photography and more at http://www.thephotographylearningcenter.com/
Posted in Digital Cameras | 
Tags: Advent, Buying A Digital Camera, Hobby Photographer | 
No Comments »Why Buy Digital Cameras?
Technology development started at a very high pace during the 20th Century. Like many other areas of development, photography also saw major developments in its field. Photographic camera technology has seen a constant improvement from way back in 1913 when a 35 mm still camera was produced till 1985 when digital technology was first introduced in photography by Pixar.
Basically digital camera is an electronic gadget which captures and stores photographs in a digital format without using any processing films. The first true digital camera was launched in 1988 by Fuji Company .This camera used a memory card for storage purposes. The latest models of Digital Cameras are also able to record sound and video. These digital cameras store pictures on a small device called CCD (Charge Coupled Device). From Digital cameras the images can be transferred to computer and the images can be edited with the help of software like Adobe Photoshop.
Advantages of digital cameras
Convenience of use: The foremost advantage of using the digital camera is that you don`t need to worry about buying films and changing the rolls. You can click as many pictures you want, transfer them to computer, have a close look at them and get only the good ones printed after editing them thoroughly.
Edit options: The Digital cameras allow you to edit the photographs in the easiest way with the help of software. The color, brightness and contrast of the photo can be adjusted and the image can be cropped and resized as required. This helps to optimize the resolution of the photographs.
Economical: Digital cameras are economical in the sense that they do away with the cost of films and the cost of processing. When pictures are taken in bulk quantity the cost of films saved works out to a considerable amount.
Flexibility: You can view the photo you have just clicked on the LCD display of the Digital Camera and if you don`t like it you can retake the same.
Disadvantages of digital cameras
Quality of output: For professional reproduction purposes the conventional film camera is still the best as digital cameras cannot match them in resolution and depth quality.
Initial Cost: The initial investment cost for digital camera is higher than the photo film camera. The cost of the camera for home use runs from around US$ 150 to $1000 whereas the professional models cost may go as high as US$20000.
Slower Speed: Digital cameras take some time for storing the images which is unsuitable for action photography in which you need very fast clicks.
Important features
The digital camera quality largely depends upon its optic features, color depth, resolution etc. While shopping for a digital camera one should take care of following.
High Resolution: Resolution of a digital camera depends upon its capacity to store the dots or pixels. The more pixels it can store the higher will be the resolution. Cameras with a capacity of 5 mega pixels or more are ideal for home photography while professional photographers may look for a capacity of more than 7 mega pixels.
Capacity: The capacity of the digital camera to store pictures is also very important. The cameras have a built in memory capacity and additional memory card slot to store pictures. The cost of the memory cards is high but nevertheless they are very important to serve the purposes of storage.
Bit Depth: This relates to the color capability or the capacity of a digital camera to reproduce colors. Good cameras are capable of handling 24 bit color which fulfills the range of the human eye.
Optics and zoom features: A good camera must have optical zoom lenses with automatic flashes in order to produce better images.
Display: A good LCD display is important for a digital camera as it allows the user to flip through the images he has taken.
The digital camera is certainly becoming more and more popular in the modern era and is set to replace the conventional ones for all general purposes.
This article is under GNU FDL license and can be distributed without any previous authorization from the author. However the author’s name and all the URLs (links) mentioned in the article and biography must be kept.
By: Roberto Sedycias
About the Author:
Basically digital camera is an electronic gadget which captures and stores photographs in a digital format without using any processing films. The first true digital camera was launched in 1988 by Fuji Company .This camera used a memory card for storage purposes. The latest models of Digital Cameras are also able to record sound and video. These digital cameras store pictures on a small device called CCD (Charge Coupled Device). From Digital cameras the images can be transferred to computer and the images can be edited with the help of software like Adobe Photoshop.
Advantages of digital cameras
Convenience of use: The foremost advantage of using the digital camera is that you don`t need to worry about buying films and changing the rolls. You can click as many pictures you want, transfer them to computer, have a close look at them and get only the good ones printed after editing them thoroughly.
Edit options: The Digital cameras allow you to edit the photographs in the easiest way with the help of software. The color, brightness and contrast of the photo can be adjusted and the image can be cropped and resized as required. This helps to optimize the resolution of the photographs.
Economical: Digital cameras are economical in the sense that they do away with the cost of films and the cost of processing. When pictures are taken in bulk quantity the cost of films saved works out to a considerable amount.
Flexibility: You can view the photo you have just clicked on the LCD display of the Digital Camera and if you don`t like it you can retake the same.
Disadvantages of digital cameras
Quality of output: For professional reproduction purposes the conventional film camera is still the best as digital cameras cannot match them in resolution and depth quality.
Initial Cost: The initial investment cost for digital camera is higher than the photo film camera. The cost of the camera for home use runs from around US$ 150 to $1000 whereas the professional models cost may go as high as US$20000.
Slower Speed: Digital cameras take some time for storing the images which is unsuitable for action photography in which you need very fast clicks.
Important features
The digital camera quality largely depends upon its optic features, color depth, resolution etc. While shopping for a digital camera one should take care of following.
High Resolution: Resolution of a digital camera depends upon its capacity to store the dots or pixels. The more pixels it can store the higher will be the resolution. Cameras with a capacity of 5 mega pixels or more are ideal for home photography while professional photographers may look for a capacity of more than 7 mega pixels.
Capacity: The capacity of the digital camera to store pictures is also very important. The cameras have a built in memory capacity and additional memory card slot to store pictures. The cost of the memory cards is high but nevertheless they are very important to serve the purposes of storage.
Bit Depth: This relates to the color capability or the capacity of a digital camera to reproduce colors. Good cameras are capable of handling 24 bit color which fulfills the range of the human eye.
Optics and zoom features: A good camera must have optical zoom lenses with automatic flashes in order to produce better images.
Display: A good LCD display is important for a digital camera as it allows the user to flip through the images he has taken.
The digital camera is certainly becoming more and more popular in the modern era and is set to replace the conventional ones for all general purposes.
This article is under GNU FDL license and can be distributed without any previous authorization from the author. However the author’s name and all the URLs (links) mentioned in the article and biography must be kept.
By: Roberto Sedycias
About the Author:
This article can also be accessed in portuguese language from the Article section of page www.polomercantil.com.br/camera-digital.php
Roberto Sedycias works as IT consultant for www.PoloMercantil.com.br
Posted in Digital Cameras | Tags: Camera Technology, Storage Purposes, Technology Development | No Comments »