Duceman Subscriber Joined Jan 17, 2009 Messages 660 Location Home Format Multi Format Mar 7, 2023 #1 Fun little video on how Leitz would measure shutter speeds at the factory back in the day.
eli griggs Member Joined Nov 15, 2005 Messages 3,855 Location NC Format Multi Format Mar 8, 2023 #2 I watched this a few days back and it's worthwhile to see how it's done.
canaq Member Joined Feb 3, 2023 Messages 33 Location Netherlands Format 35mm Mar 10, 2023 #3 Wonderful to see how this is done mechanically, I love this old mechanical tech
ic-racer Member Joined Feb 25, 2007 Messages 16,552 Location USA Format Multi Format Mar 10, 2023 #4 Here is a Historical Overview of shutter speed testing with references (not mine): https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8914955/pdf/sensors-22-01871.pdf
Here is a Historical Overview of shutter speed testing with references (not mine): https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8914955/pdf/sensors-22-01871.pdf
snusmumriken Subscriber Joined Jul 22, 2021 Messages 2,509 Location Salisbury, UK Format 35mm Mar 10, 2023 #5 I knew about the device, but it was great to see it in action. Great video, thanks for the link.