View Single Post
  #1  
Old 28-10-2007, 11:56 AM
Astro78's Avatar
Astro78
Tripping in Space

Astro78 is offline
 
Join Date: Oct 2007
Location: Sydney
Posts: 500
Determining if Parabolic or Sperical mirror

Hi Guys,

Just looking at a few 2nd hand Newts and wondering if there was an easy way to tell if they have a parabolic or spherical mirror?

Would prefer parabolic but some of these scopes are older than 5 years and their owners genuinely don't know...

Trav
Reply With Quote