Thread: Williams optics accessories with 140 neoachromat?
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  #7  
Old 16-07-2008, 11:31 PM
Prickly
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Join Date: May 2007
Location: Canberra
Posts: 347
Hi Steve,

Didnt realise there was a 49mm filter! I did a quick google - was it the IDAS? How did it go for photography with the 140NA? Suspect it might let thru some blue fringing but maybe a stacked light yellow might help.

Cheers
David
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