Beanery Online Literary Magazine

September 15, 2008

WHAT ARE THOSE NUMBERS IN MY CAMERA VIEWFINDER?

BEANERY ONLINE LITERARY MAGAZINE

WHAT ARE THOSE NUMBERS IN MY CAMERA VIEWFINDER?

Thinking photographically for those with limited camera knowledge.

THE PHOTODOCTOR (aka Mr. Wizard)

 

     This article was written by THE PHOTODOCTOR after he spent an afternoon assisting me in learning the basics of the new Canon 40D camera I purchased just days prior to leaving for extended travel along the New England coastline. The Photodoctor considers me the most technologically challenged but artistically able photographer he knows (I think I have the description correct, however, it is the essence of his statement about me). Thus, he wrote the following post to assist me and any other photographers who need help). Carolyn C. Holland

 

     The first thing camera owners need to learn is that the seemly random numbers in the viewfinder mean something: all combined, the Aperture, Shutter Speed, Film Speed (ISO) and the Given Light Source make up the Exposure Value. All of these are adapted and controlled by a “Thinking Photographer.”

     Now, forget all you have learned before. Pull the curtain back. Ask Mr. Wizard for an explanation of these terms and how they interact.

     Photographers are given a light source, eg. where our subject is standing. If the subject is in a sunlit area, you can shoot the subject as is, or you can (more…)