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20171011_M15_Focus_Test

20171011_M15_Focus_Test_present.jpg

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This image © Copyright 2018, Michael Fulbright

Test of some focusing software I'm writing. Taken with 800mm f/4 Newtonian and ASI1600MM-Cool and Baader RGB filters. 15 sec exposures 25 each for R/G/B


Date: 10/12/2017