Thread: William Optics quality?
View Single Post
  #5  
Old 26-01-2013, 03:47 PM
brian nordstrom (As avatar)
Registered User

brian nordstrom is offline 		 
Join Date: Apr 2007
Location: Perth WA
Posts: 4,374
John I have an Astrotech Titan 40mm , 2 inch , and even in my Sky90 at f/5.5 it gives good views out to 80-90% , but I mainly use it in my 2415mm f/l Tak M210 , thats where these really shine .
Brian.
Reply With Quote