Astromania M48X0.75 Female Thread to 2" Adapter - Lets You Easily Adapt from an M48 Thread to a 2" Barrel - Bundle with - Laser Collimator with 2" Adapter
With removable 2 inch adapter both fit for standard 1.25 inch diameter and 2 inch diameter; red laser collimation beam with 7 brightness levels; wavelength 635-655 nm; output power 3.8mW; Complies with Class 3R laser safety standards; can swiftly and precisely collimate Newtonian telescope;
Built with metal material; CR2032 Lithium Cell battery; accurate collimation in a few minutes provide a more clearer image; the telescope can be collimated by just one person;
This adjustment tool can be used in all 1.25 inch focusers; provide with precise instructions in German and English about how to adjust Newtonian telescope using this laser unit; simple to get optimum performance out of telescope;
Adapts from M48 thread to standard 2" fitting; side clamping screw; for 2" eyepieces or cameras with a 2" connector
2" Female Adapter threads onto male T-Threads "48mm x 0.75mm" and accepts 2" eyepieces accessories