About the product
- Multi-Function: Designed for Reflector telescope; fit for standard 1.25 inch diameter; this sturdy laser unit allows to swiftly and precisely collimate Newtonian telescope; accurate collimation in a few minutes provide more clearer image
- Premium metal construction and anodizing aluminium processfor long time use; require one CR2032 lithium battery ?Battery is not Included?
- Practical Design: Red laser collimation beam with 7 brightness levels; wavelength 635-655 nm; output power: less than 5mw; much safer for your eyes; only when the optics have been accurately collimated can the telescope offer you its full performance
- Well-Engineered: The laser comes fully adjusted however further adjust if required; it has three openings for adjustment; arranged at 120
