View Single Post
  #39  
Old 24-07-2018, 09:37 PM
AstroJunk's Avatar
AstroJunk (Jonathan)
Shadow Chaser

AstroJunk is offline
 
Join Date: Jan 2006
Location: Moonee Beach
Posts: 1,909
Quote:
Originally Posted by Joves View Post
Looks great, Jonathan... I also particularly like that you’ve labeled the mask the way you have.

Can I ask, was there a specific reason or calculation that had you make the mask to 6”? That’s a lot of stopping down, which makes sense if the seeing is poor or the object too bright, but is there a reason you didn’t choose, say, 8” or even 10”? 8 inches seems to be a pretty well performing aperture for a lot of scopes under most conditions.
Very little thought went into it.

I have a mate who swears by his 6" refractor - I thought I'd look at Saturn without all those pesky moons getting in the way, just like him
Reply With Quote