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Jacob Georgeson's Articles in Hobbies

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Viewing photos on high quality LCD television screens like the Samsung ln37a550. Television screens are getting better and better they are thinner flat cost less and provide excellent quality for both movies and computer data. LCD screens are the new winner after the big plasma buzz. Which one is better a plasma TV or an LCD TV like the Samsung LN22A650 Television technology is advancing fast and there is a new winner every few years. Up until not long ago it was the plasma TV then it was switched to LCD and these days talking about OLED started. So which one is better? The Sony Alpha DSLRA350 14 2MP more mega pixels and more quality from Sony Sony is a well known and established brand name in consumer electronics and especially in digital cameras. Sony is famous for many successful digital camera models and the Sony Alpha DSLRA350 14 2MP seems like yet another candidate for such fame. Printing on Matte or Glossy digital photo printing paper When printing digital photos you have a choice between matte and glossy photo prints. Glossy photo prints have a shiny finish while matte ones have a more subtle neutral one. So which one should you choose? There is no right answer – there are pros and cons to both. Compressed digital photo file formats – storing digital photos Digital photos are stored as files on memory cards and computer hard disks. They can be stored in different file formats (each format has a unique file extension). Most of the formats are compressed to save space and each has its own pros and cons. Lossless and lossy digital photo file compression Digital photos are stored as digital files on electronic media. Digital photos are comprised of pixels each one with a unique color and intensity. While digital photos do not have to be compressed in most cases they are. Compression serves one goal make files smaller and save storage space. What is a digital photo JPEG file? Digital photos are stored as files on memory cards and computer hard disks. They can be stored in different file formats (each format has a unique file extension). Digital photo files can be compressed to save storage space and can use a standard or a proprietary format. PNG is replacing GIF files for digital graphic storage GIF is one of the oldest file formats used for graphics and digital photos storage. GIF has many technical advantages but it also has one big business disadvantage. GIF uses LZW compression which is tangled with patents and licensing issues. The free creation and usage of GIF files was always in debate. Digital photo pixel color formats RGB CMYK and HSV Digital photos are built of pixels. When you look at a digital photo on a computer screen or on a printed version of the photo you are really looking at millions of pixels each with a unique color and intensity. When put together all these pixels form the photo that you see. There are a few formats used to represent a pixel color – here are the common ones. Auto and manual focus modes in digital cameras One of the important phases of shooting a good photo is focusing on the photo’s objects. Photos that are out of focus look bad and blurry. Sometimes shooting out of focus objects is done on purpose as an artistic effect but in most cases a sharp focused object is the photographer goal. Methods for focusing your digital camera on moving objects Focusing is an important part of shooting a good photo alongside with composition and lighting. Focusing on static objects is relatively easy either by manually focusing or by using the camera auto focus feature. Focusing is much harder when the objects are constantly moving. Continuous focus mode used for shooting digital photos of moving objects It is harder to shoot good digital photos of moving objects than of still objects. When objects are still you have all the time that you need to focus on the object and set the other camera parameters like shutter speed and aperture. This time shortens as the objects in the frame move faster and faster. The biggest power consumers in digital cameras Like other portable electronic devices digital cameras rely on batteries to power up their electronics and mechanical elements. Although battery technologies have improved a lot in the last few years they are still very limited in their energy capacity. A digital photo shooting session of airplanes in an air show A few weeks ago I went with my friends to see an air show. The schedule was packed with acrobatics and many types of planes. The highlight of the show was the blue angles with their jets doing dangerous routines. I took my camera hoping to capture some good digital memories of that show. How to shoot sharp digital photos without a tripod Tripods are used when you need a steady platform to take a digital photo. In some scenarios not using a tripod will result in a blurry digital photo with its objects either blurred or simply out of focus. However there are times when you will find yourself in a situation that a tripod is needed but you do not have one with you to use. Here are some alternatives to using a tripod when one is not available. Creating a digital photo inventory of your house or office There are many reasons to keep an updated and complete inventory of your home or office. One reason is for easier insurance claims in cases of disaster, burglary, lost or other damages. This article will give you some tips for effectively creating and keeping such inventory. Taking great digital photos of your home There are many reasons why you would like to photograph your home. No matter what the reason is there are a few simple tips you can follow in order to get better quality home photos that look like photos taken by professional photographers. This article lists few such tips. Picking up a digital camera gift So you have decided to buy a digital camera for someone. Digital cameras are hot gift items. They are also high tech devices with many features and options. This article will try to help you pick up the right digital camera by understanding the considerations when buying one. Avoiding pitfalls when taking high quality digital photos With today’s sophisticated digital cameras it is relatively easy to take good digital photos. This is especially true if you are using s point and shoot digital pocket camera. However even with such a camera you can follow some tips that will result in better higher quality digital photos. These tips become much more important when using high end SLR cameras in manual mode. Making some extra money with your digital photos Are you an amateur photographer? Do you enjoy taking digital photos? Do you have good quality digital photos to share with others? You can do that and also make some extra money from it. This article will show you how you can enjoy sharing your photography work and also get some cash at the same time. Basic understanding of your digital camera flash Many of us do not think twice about the usage of our digital camera’s flash assuming that the camera will use the flash automatically as needed. Flash however can and should be manually set in many scenarios resulting in high quality digital photos. Professionals take many digital photos to get that perfect one Professional photographers take a large number of photos. They know that by doing so they will most likely find that perfect one they were aiming for. Digital cameras make such a technique available to all of us. Sensor size and Depth of field in film and digital cameras Depth of field is defined as the range in which the photo is in focus. Achieving a specific depth of field is a useful photography technique used for example to achieve a blurry background effect. Film and digital cameras have different optical attributes as a result of using different sensor sizes. For that reason depth of field is also different in film and digital cameras. More things to do with your digital photos Digital cameras have changed the way we take and use photos. With tradition film cameras you usually ended up printing photos and sorting them into photo albums. With digital cameras however the number of possible usages for digital photos is enormous. What can you do with your old digital camera? So you just got a new digital camera. Congratulations! What are you planning to do with your old digital camera? Many people just forget about it burying it in a drawer or somewhere around the house. There are better things to do with it, here are a few.
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