Using a tiffen big stopper

Started Mar 27, 2014 | Discussions thread
C Frank Junior Member • Posts: 41
Re: Using a tiffen big stopper

This may be way off, but I wonder if light could be reflecting off the aperture blades and then back off the filter.  Were your tests that show the bright disk done shooting into a light source, whereas the in-store tests done with lighting from above?

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