Thread: First light of C9.25 EdgeHD
View Single Post
  #3  
Old 28-06-2020, 11:03 AM
Merlin66's Avatar
Merlin66 (Ken)
Registered User

Merlin66 is offline 		 
Join Date: Oct 2005
Location: Junortoun Vic
Posts: 8,927
Tony,
Looks very impressive!
The built-in corrector in the Celestron HD design is supposed to give good corrections, and flat fields......
https://www.celestron.com/pages/edgehd-optics
(down the bottom for the white paper PDF)
Reply With Quote