6" diameter dual surface 1/10TH wave optical flat

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Subject: 6" diameter dual surface 1/10TH wave optical flat
THESE ARE NEW/UNUSED 1/10TH WAVE OPTICAL FLATS/WINDOWS!
EXACT SPECS FROM MELLES GRIOT:
Glass Window; dia. = 150 mm, parallelism = 5 arc seconds
60-40 scratch and dig, beveled edges
Use the FREE Counters 1 million sellers do - Andale!


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