Documents The f/stop has a dual function complicating its understanding by the beginner. The f/stop is half...

Slide 1The f/stop has a dual function complicating its understanding by the beginner. The f/stop is half the exposure changing mechanism along with the shutter speed. Another…

Documents Lenses By: Amit Chawla. Focal Length Focal length = distance from the optical center of the lens to....

Slide 1 Lenses By: Amit Chawla Slide 2 Focal Length Focal length = distance from the optical center of the lens to the focal plane (target or "chip") when the lens…