Telescope Optical Tube Assemblies (20 Items)

Category
Lens diameter
  • 3
Coatings
  • 5
Spotting scope aperture
  • 1
  • 2
Telescope f/ratio range
  • 14
  • 4
  • 2
Finder scope magnification
  • 3
Series
  • 4
  • 3
  • 3
  • 2
  • 8
Best for viewing
  • 10
  • 7
  • 3
Best for imaging
  • 8
  • 2
Optical design type
  • 10
  • 8
  • 2
Assembled weight range
  • 2
  • 2
  • 4
  • 3
  • 3
Mount type
  • 20
User level
  • 3
  • 17
Computerized type
  • 1
Telescope aperture range
  • 10
  • 1
  • 3
  • 2
  • 1
  • 3