We have entered the age of digital cameras. The advantages of the traditional film camera over the digital camera have disappeared, and the former are increasingly becoming a part of our normal lives.
A digital camera produces digital pictures – these are so easy to load on a computer and they can be emailed across the world to your friends or relatives in a matter of minutes. It is easy to check digital pictures and delete them if you wish. If you find that a picture you have taken is useless, you can delete it easily instead of wasting film, which you cannot reuse. A film can go bad over time; so keeping a digital camera handy for use whenever necessary is a fine option.
One can characterize digital cameras by the image size. Digital pictures are made up of color dots called pixels. The pixels are expressed by height and width, for example 320 x 480. These numbers are then multiplied, providing the total amount of pixels. Large number of pixels provides more detailed images, but this resource is available mostly on the more expensive cameras. Two megapixels, which means 2 million pixels, is at the low end, and may result in defects when the picture is...