Thread: Petzval from two doublets ...
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Old 21-10-2008, 09:49 AM
Karls48 (Karl)
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Karls48 is offline 		 
Join Date: Jan 2006
Location: Sydney
Posts: 753
You can buy 150mm f5 Petzval OTA for $1100. I assume it is Petzval as it uses two-doublet lens. I’m considering purchasing 6”achromat and I’m looking what is available and for how much.
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