Thread: [WITHDRAWN] 14 inch truss tube dobsonian PRICE REDUCTION
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  #11  
Old 21-10-2012, 06:04 PM
ubique (Hugh)
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Join Date: Aug 2008
Location: Brisbane
Posts: 188
Focal length
Its f4.5 or 1600mm


Quote:
Originally Posted by Poita View Post
What's the focal length?