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Retaining ring for Dallmeyer Pentac 8"

Sam_PNW

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Allowing Ads
Joined
Nov 29, 2018
Messages
36
Location
Seattle
Format
Large Format
Does anyone know offhand the thread specifications for the Dallmeyer Pentac 8" f/2.9 ? I'm getting some custom lens boards made and this is the only dimension I can't easily measure.
 

Bob S

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Aug 18, 2019
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392
Location
georgia
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Whoever is making the boards should be able to measure them.