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Old 13-08-2017, 05:49 PM
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sopticals (Stephen)
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Join Date: Jun 2010
Location: Oamaru, New Zealand.
Posts: 226
Looks like your moving in the right direction Neil. How many LPI is the Ronchi grating? You might want to consider reducing pic size a little. I use "paint" function to size my pics. My camera is a basic Canon A1200 (12.1 Mega Pixel). I do the 20% fix to give nice size pics for the forums.

Stephen.
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