1.25 Telescope Collimator 2inch laser calibrator counter Adapter Reflector Monoculars 2 Sleeve For Newtonian Telescope Adapt Specification: Material: Aluminum alloy Output power: 5mW Feature: 1.Easy and time saving to collimate 1.25 and 2 telescopes, come with a 2 removable adapter. 2. 7 adjustable brightness level for amazing alignment in dark and day. 3.Wavelength 635-655nm and less than 5mW output power for safe use. 4.Adjust the sealed screws for easy collimation. 5.Aluminum alloy constructed for long time service. 6.Perfect for Newtonian telescope, SCA and Reflector telescope. Come with a 2 adapter, easy fit into 1.25 or 2 focuser, 7 adjustable brightness level. Easy to observe the laser target and adjust the sealed screws on the body until the red dot is centered, no need to keep looking at the eyepiece of telescope for long time. Package list: 1 * Collimator INSTRUCTIONS 1. Ensure that the secondary mirror is squarely under the focuser. You should see all three retaining clips for the primary mirror reflected in the secondary. 2. Use the 2 adapter sleeve if you intend to use 2 eyepieces and place the laser into the focuser with the window pointing towards the primary mirror end of the telescope and switch it on. 3. Wave your hand in front of the telescope and see if the laser is exiting without hitting the secondary on the