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Reciprocity "Failure" and What To Do About It
Should a bellows extension need to be quickly increased
best way to process my film
• Improved two-stage flip lock quick release lever
Shift ±40mm
BTZS Lite & BTZS DMAX Newsletter Complete 10 Volume CD Focus Hood Reciprocity "Failure" and What ToNew From Phil Davis BTZS Lite: Armed with BTZS Lite and Expo Dev, photographers can get good exposures with your film test. See our film testing service. BTZS Lite consists of a CD ROM (Mac or PC readable) with five Adobe Acrobat* files written by Phil that explain metering using either a spotmeter or an incident meter and calculating the correct exposure using the Expo Dev software. Using actual photographs Phil explains meter placement and other
