New answers tagged large-format
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Will a leaf shutter with a smaller diameter than the back of a lens lower it’s f-stop?
If the open leaf shutter behind the lens is open and visible through the front of the lens as the smallest restriction when the lens' aperture diaphragm is wide open, then the shutter will reduce your ...
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Will a leaf shutter with a smaller diameter than the back of a lens lower it’s f-stop?
The f# only refers to the entrance pupil restriction. That is the size of the aperture restriction as seen by the source/subject.
If you shine a light through the back of the lens/aperture restriction ...
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