The Truth About Pixels, Part 2-1: Printing 4x3 Inch Photos

 
Why is a 3 megapixel camera better than a 1 megapixel camera? It really depends on how you intend to reproduce the picture. The reason cameras produce pictures at 72 pixels per inch is that this format is standard in video uses such as television and DVD. So there is no noticeable difference in quality when viewing pictures on a TV or DVD. The difference appears when you are cropping and/or printing these pictures. If you are not familiar with the term cropping, I will explain it later. First, let's talk about printing....
 

Applications of Underwater Video Cameras

 
There's so much you can do with an underwater video camera. If you enjoy snorkeling or diving, you can use the camera to show your friends and family the beautiful tropical fish, colorful coral reefs, and other underwater treasures you encountered on your vacation. But that isn't all. Videotape the children (and adults) swimming at the ocean, lake or pool. This could help them improve their swimming techniques or record their very first swim. Or you could plant your underwater video camera on the bottom of your pool and enjoy all the underwater swimming and games played on the VCR....
 

Selecting Your First Digital Camera

 
Purchasing a digital camera is a wise decision, particularly if you take a lot of pictures and you want to control how they are developed. Camera prices continue to plummet and Americans are exchanging their 35mm cameras for digital devices at a record pace. The choices for you can seem endless, but with careful comparison shopping you can bring home a bargain! The following online sites provide visitors with helpful information to make an informed decision: BizRate. Com - Visitors to this site will find out all the information they need as the site offers excellent price comparison of the various camera models available....
 

Landscape Photography - Capture the Beauty That is All Around

 
There are many different types of photography. You can take pictures of anything and there is someone out there somewhere who would like to see the pictures that you take. So, photography is a great field to get into. - What is landscape photography? Landscape photography is a great field of photography, especially if you love nature and if you love to travel. You can travel the world taking pictures of beautiful scenes across many countries. Of course, this is landscape photography on a big scale....
 

The Beginner Buyers Guide To Digital Cameras, Or The Ins And Outs Of Megapixels

 
The most important part of buying a digital camera is making sure that the one you select meets all of your needs. Digital Camera 101 Better digital cameras uses a chip called a "Charged Coupled Device" (CCD) instead of film. Light enters the camera, through the open shutter, and strikes the CCD where it is converted to digital data before being stored in the camera's memory. While that is the simple description, things can get pretty complicated from there. Megapixels & Resolution Resolution is a measure of how many pixels are used to make a digital copy of an image....
 

Digital Camera Memory - An Introduction

 
The digital camera is essentially a computer-based device, whose core is controlled by the computer. And as a result the photographs are stored in a location called memory. Now, this concept is or paramount importance in discussing digital camera. Strictly speaking, digital camera memory is where digital pictures are stored inside the camera. The digital camera memory is an essential and often a very neglected and overlooked section of equipments for digital photography and camera. There are many types of memory available for digital cameras, and it is a good practice to mull over what type of memory a camera uses before buying a digital camera....
 

Top of the Line Digital Cameras

 
If you think that digital cameras are for snapshots only, then you obviously haven't heard about SLR (Single Lens Reflex) digital cameras. SLR is a type of camera which has one lens for composing the frame and capturing the image. SLR cameras are also known as TTL (through-the-lens) cameras. An SLR camera displays an image through the viewfinder that is exactly the same image as the camera sees and is exactly the same image that the camera is going to record when you release the shutter. An SLR camera provides a much more accurate image through the viewfinder than a digital camera produces on its LCD because the LCD does not faithfully reproduce the colors and light intensity that is actually entering the camera....
 

Digital Camera Auto Exposure and Auto Focus

 
The digital camera being a fantastic and technologically advanced device contains many different applications of its own. Many users of this fabulous device are unaware of quite a few of these functions which can actually do wonders. And it is the duty and right of every person possessing the digital camera to intervene into the depths of knowledge to understand their prized possession and their varying qualities in order to foster the true respect that this device deserves. This article deals with providing information regarding one those qualities - Auto focus and auto exposure!...
 

Photography Courses Online

 
There are also some excellent online courses available and some of them are free, just type "Photography free online courses" into your search engine. Morguefile is an example they offer sound technical advice on a variety of subjects, as well as aspects of types of photography, it is a good point to start with, showing the resources Jodie Coston, a freelance photographer, has made available online, after a series of classes she gave. The New York Institute of Photography offers an online course over a period of about eight months, with a few hours work a day at your own pace, they offer courses in Photography and digital photography....
 

Pinhole Photography: Right Back to Basics

 
Why Pinhole Photography? It's fun. It's creative. It's educative about the basics that photographers deal with whenever they do their thing. What is Pinhole Photography? At its simplest, a pinhole camera is just a light tight cardboard box with a piece of aluminium pie dish containing a pinhole to expose the film or photographic paper. Of course you need to design a shutter, (your thumb will do), some way to hold the film in place and a system to seal up the opening where you put the film in the pinhole camera....
 

Make Your Digital Camera Batteries Last Longer

 
One technology that hasn't kept up with the rapid pace of new digital cameras is camera batteries. The more features a camera has, the quicker it seems to use up precious battery power. There are three features of digital cameras that chew up battery life the quickest: - LCD Screen. This is by far the most power thirsty feature in digital cameras. You can turn the screen off to conserve power, but I don't recommend this because the screen is very useful to determine if you have taken a great shot....
 

Why 1.5 Megapixels is Enough

 
Dots Per Inch is a useful measure of relative resolution. But if you don't know the image size in inches or some other measure of size, then the amount of dots per inch doesn't mean much. That's why DPI is used in conjunction with scanner Specifications, because you know that the size is going to be 3.8 by 1.7 inches! Different resolutions are used for different purposes. 72 or 75 DPI for screen viewing; 250 for digital photography and 300 dpi for printing. See how this is a nice comparison, yes, you can get away with 50 less pixels per inch in your photographs than would be required for A4 printing, this is because of the physical size of the photo!...
 

Picture Framing for Photographers - Part 2

 
There are two sources for obtaining the moulding for making a frame. You can firstly start with a straight piece of timber, and using a home routing system make your own moulding shape with a rebate to take the art work. Alternatively you can pick from a large range of ready finished mouldings available from your local frame shop or hardware store. I recommend the latter. It's easier, the choice is much wider, and it's more cost effective. However, one word of warning. Always look for a moulding with a good straight back and not too flat on the surface....
 
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