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Old 10-05-2022, 10:32 PM
Rod
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Rod is offline
 
Join Date: Sep 2006
Location: Mount Martha
Posts: 359
Ok. It can be very simple for the ronchi test. It will be clearer for you if you block off all the light that does not go through the the ronchi screen. You want it so light goes through one part of the screen and you observe the mirror through the other side.

Rod
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