The GSO right angle achromatic finder scopes have a built-in Amici prism to provide a correctly oriented view not upside-down as with standard finders scope.
These fully multi-coated lenses yield excellent image brightness, the finder scope includes an aluminum bracket with two thumbscrews for easy alignment.
Features:
8x50 finder with achromatic lens and cross-hair reticule
Finder bracket with two thumbscrews and countering spring for easy operation
Aperture: 50mm4800*1.17
Magnification: 8x
Apparent field of view: 45°
True field of view: 5.6°
Diecast mounting bracket
Spring-loaded adjustment screws for easy alignment
Optical design capable of reaching magnitude 11 stars
Straight through viewing