Thread: Filter Wheel Recommendations for a DMK
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Old 27-12-2007, 07:09 PM
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davidpretorius
lots of eyes on you!

davidpretorius is offline 		 
Join Date: Jun 2005
Location: Launceston Tasmania
Posts: 7,381
Try for parfocal filters.....
from memory, Bird said that the astromiks were very close to being parfocal