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Old 14-02-2010, 06:22 PM
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strongmanmike (Michael)
Highest Observatory in Oz

strongmanmike is offline
 
Join Date: May 2006
Location: Canberra
Posts: 17,693
Quote:
Originally Posted by AlexN View Post
I dunno about a 12" F5 Petzval APO Mike, but I know you could get a TMB LZOS 12" F/9 lens cell for $226,000 USD.. With a 4" 0.75x reducer thats available for $980, make up your own tube, use a 4" AP focuser on the butt end of it... All up I reckon $229k USD for the finished product.. add another 30k for a mount to carry it... 12" F/6.75 ~2060mm FL with a 4" flat field.. Dunno about you but that causes a puddle in my pants..
Yes quite affordable Alex but a custom Flourite 12" native F5 Petzval design with 4" focuser ala the FSQ would be better, wonder who you'd get to make it?...buuut one to keep up your sleeve for Lotto

Mike
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