Thread: Shutter for Super Angulon 75mm f/8?
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Old 10th March 2020, 09:52 AM
Lostlabours Lostlabours is offline
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As aperture is relative to Focal Length and Diameter of the aperture if you use the 75mm cells in a shutter with Apertures for a 150mm the 75mm at f8 will be the f16 marking and so on. So easy to make a new scale.

Ian
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