Thread: 'Sweet Spots' in quality gained vs $ spent in astro equipment?
View Single Post
  #25  
Old 23-05-2014, 01:07 PM
Amaranthus's Avatar
Amaranthus (Barry)
Thylacinus stargazoculus

Amaranthus is offline 		 
Join Date: Jan 2014
Location: Judbury, Tasmania
Posts: 1,203
Ian, thanks. There is at least one undeniable aperture trade-off. Larger aperture (more photos) = longer focal length at the same f/stop (smaller FOV)
Reply With Quote