Thread: Old Refractor & Alt Az Mount Resurrection
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  #29  
Old 17-06-2013, 08:03 PM
gts055 (Mark)
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gts055 is offline 		 
Join Date: Jun 2005
Location: Mornington Peninsula Victoria Australia
Posts: 337
A Crawmach custom focuser would be very nice. I have attached an image of a Broadhurst Clarkson diagonal (Watsons ones look identical) so you can see the old style. The prism is collimated with the three screws at the rear. Mark
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Click for full-size image (IMG_2724 Broadhurst Clarkson diagonal small.jpg)
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