Astromania T/T2 Lens Mount Adapter Ring and M42 to 1.25" Telescope Adapter (T-Mount) for Sony-NEX Camera - Bundle with - 1.25" Next Generation Laser Collimator 2" Adaptor
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 less than 5mw; can swiftly and precisely collimate Newtonian telescope;
Built with metal material; CR2032 Lithium Cell battery Not include; 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;
It is very easy to use; simply attach this adapter to your camera the same way as you attach a lens then screw your T2 lens or accessory into the adapter
Inner ring can be rotated with a standard allen key "allen key provided" to ensure lens is always right way up