Black Cat Exposure Guide

This is a pocket-sized, waterproof exposure guide. For every photographer who needs unusual exposure information fast; this guide is useful for lighting conditions that fool even the most advanced metering equipment. The dial and quick reference listings are designed for ease of use for the working professional as well as the student of photography. All film speed, aperture and shutter speed ranges are extended to prevent the guide from becoming obsolete in today's rapidly advancing technology. Features are: film speeds .1 to 1.6 million, apertures 1.0 to 1024, shutter speeds 1/128,000 to 27 hours, reciprocity corrected, bracketing on dial +4 to -4 stops, zone 1 to zone IX planner, 25 stop lighting range, pinhole photography capability and much more. It has a gray card on the back.