This tool tests the accuracy of vintage camera shutter speeds using your iPhone and a light source. It measures speeds from 8s to 1/2000, checks for shutter capping, and can even test frame rates for motor drives and Super 8 cameras.





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This tool tests the accuracy of vintage camera shutter speeds using your iPhone and a light source. It measures speeds from 8s to 1/2000, checks for shutter capping, and can even test frame rates for motor drives and Super 8 cameras.
