Alstar 1.25" Laser Collimator 2" Adaptor - Bundle with - 2-Inch 80mm Eyepiece Extension Tube

With Alstar Alignment 1.25" Next Generation Laser Collimator 2" Adaptor for Newtonian Telescopes you will get perfect alignment of your reflector's optics, and faster than with standard collimators. Precise collimation ensures that you will enjoy the sharpest possible images.With this Laser collimator get the best image from your telescope you need to align your telescope regularly and this high quality laser collimator is an essential for this purpose. 1MW or 5MW red laser Seven adjustable brightness levels 1.25" in size. To use for all reflective telescopes 45- degree reticle plate made of aluminum for easier visual accuracy. The battery（CR2032 Lithium Cell battery） is not include.

• The laser comes fully adjusted; It can be further adjusted if required; It has three openings for adjustment: arranged at 120 degree which are initially sealed; The battery can be exchanged by unscrewing the small screw cap at the rear of the laser
• This adjustment tool can be used in all 1.25 inch focusers; We provide you with precise instructions in German and English with a step by step explanation of how to adjust a telescope using this laser unit; Even if you are a newcomer to amateur astronomy
• The laser unit has a front opening from which the laser beam can be emitted; It has a side window allowing a disk oriented at 45 degree with a central hole to be viewed; This can be later be used to see whether the laser is reflected back on itself
• Extension tube provides extra focuser: back travel often needed for short range terrestrial viewing through a telescope; or for astrophotographic applications
• Features two locking thumbscrews to secure any inserted astronomy accessory; with a brass compression insh to prevent the marring of your telescope accessories