Fits any diameter telescope tube except Schmidt-Cassegrain telescope optical tubes, The base is made of die-cast metal and features a large thumbscrew lock. Includes two M4 screws.
Compliable with finder scope, Laser Pointer bracket or reflex sight bracket on telescopes, great for adding a second or third aiming device to your telescope.
Drilled (but not threaded) to accommodate screws up to 4mm in diameter. Center-to-center screw hole spacing on your telescope must be 20mm (0.79") in order for this dovetail base to be compatible.
9x50 finder scope with 50mm objective lens diameter, brighter DSOs directly visible. Makes a large number of aditional stars available - a big plus for being able to successfully locate objects. The 90° viewing angle makes your searching much more easy and comfortable, even near the zenith.
The achromatic optics provide a bright, true-to-life image at 9x magnification. In addition, the optical surfaces have been multi-coated to prevent irritating reflections. Finder fits onto most telescopes, easy focusing at the objective lens. Adjustment of finder scope alignment via two screws and spring.