Apochromatik

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Video of the Week? Not in 2020...

Where’s the Apochromatik Video of the Week?  After two years, it’s been retired.  Instead, check out the ApochroMinute.  Huh?  Keith R. Sbiral explains.

[youtube=://www.youtube.com/watch?v=51BsAlzGmw8&w=854&h=480]