Thread: Baader refractive index
View Single Post
  #5  
Old 31-10-2017, 11:34 AM
blink138's Avatar
blink138 (Pat)
Registered User

blink138 is offline 		 
Join Date: Aug 2009
Location: perth w.a.
Posts: 2,276
there would be no reason for it to be anything other than hard crown glass (1.523) i would i think
pat
Reply With Quote