All newbies to digital photography, please study this chart. This explains the relationship between film speed, shutter speed, and aperture. Master this techniques and you can use this with any kind of camera.
WHEN TO USE THESE APERTURES ( F-STOPS) Definition – Aperture is expressed in F stops . The amount of light coming to the lens is determined by the size of the aperture of the lens iris. The bigger the aperture F stop ( lens opening ), the more light comes
What I like about my Pentax K20D. by Elle Gamboa 1) Compact and solidly built body. Great ergonomics. Much easier on my handscompared to the 40D and also well weather sealed for dust and moisture.You will have to pay more money for an equal system. I feel that I have