Thanks, Bill. What is the relationship between a reading on the flash meter of f/16 at ISO 100 and the flash output of X lux seconds, if I may ask? I am curious what I am aiming for at the exposure plane.
Originally Posted by Bill Burk
As for reducing the intensity, couldn't I just dial the flash down until I read a suitably smaller f stop number, instead of using a filter?
IC, thanks for explaining how to calibrate this set-up with a known film. Are ISO conditions for development simply what the manufacturer states or something more exotic?