BoBShotS Photography – Exposure Calculator willwm Fascinations December 20, 2008December 20, 2008 1 Minute BoBShotS Photography – Exposure Calculator Using Light, Film, Aperture and Shutter Speed. Share this:EmailPrintRedditTwitterFacebookMoreLinkedInLike this:Like Loading... Related Published by willwm View all posts by willwm Published December 20, 2008December 20, 2008