Laser Pointer Finderscope Bracket for Telescope Filter The optical length of the

The optical length of the adaptor is 19mm

which results in reduced image quality when observing through your telescope

● Compare the sky brightness at different sites quantitatively

25" eyepiece holder (also called visual back) that can be attached to (screwed onto) a male M48 thread

Lens Coatings: Fully Multi-Coated

Laser Pointer Finderscope Bracket for Telescope Filter The optical length of theAll metal construction Laser Pointer Bracket and Shoe. This bracket let you mount a common laser pointer on your telescope to use as a finderscope. Laser pointers make it a breeze to aim at a target without having to cramp your neck. It also allows for precise pointing relative to other stars since your field of view is not limited by the finderscope. So for instance if you are trying to point to an object that is "2 3rd of the distance between this