Thread: Are all Baader 50mm unmounted filters parfocal?
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Old 08-12-2012, 05:02 PM
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Tandum (Robin)
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Join Date: Apr 2008
Location: Wynnum West, Brisbane.
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I'm heading in that direction and was assuming they are parfocal.
I'm pretty sure the newer ones are all 3mm thick and they are 50.4mm round.
I only have the NB set so far.
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