Digital Photography Exposure Guide

Exposure Guide RÕAD TO PHOTOGRAPHY SHUTTER SPEED OR EXPOSURE TIME IS THE EFFECTIVE LENGTH OF TIME A CAMERA'S SHUTTER IS OPEN.THE TOTAL EXPOSURE IS PROPORTIONAL TO THIS EXPOSURE TIME, OR DURATION OF LIGHT REACHING THE FILM OR IMAGE SENSOR. IMAGE WELL EXPOSED AS MORE LIGHT ENTERS 1 SEC 1/10 SEC 1/30 SEC 1/100 SEC IMAGE GETS DARKENED AS LESS LIGHT ENTERS 1/4000 SEC Motion Blur IN OPTICS, AN APERTURE IS A HOLE OR AN OPENING THROUGH WHICH LIGHT TRAVELS. MORE SPECIFICALLY, THE APERTURE OF AN OPTICAL SYSTEM IS THE OPENING THAT DETERMINES THE CONE ANGLE OF A BUNDLE OF RAYS THAT COME TO A FOCUS IN THE IMAGE PLANE. IMAGE WELL EXPOSED AS MORE LIGHT ENTERS F4 F9 F11 F16 F22 IMAGE GETS DARKENED AS LESS LIGHT ENTERS Focus Plane FILM SPEED IS THE MEASURE OF A PHOTOGRAPHIC FILM'S SENSITIVITY RMINED BY SENSITOMETRY AND MEASURE ON VARIOUS NUMERICAL SCALES, THE MOST RECENT BEING THE ISO SYSTEM. A CLOSELY RELATED ISO SYSTEM IS USED TO MEASURE THE SENSITIVITY OF DIGITAL IMAGING SYSTEMS. 1600ISO 800ISO 400ISO Еерозиге Created by Usama Nasir www.photoaffiliates.com a.m.əd. Shutter Speed OSL up.ih