[View 31+] Collimate Reflector Telescope Without Laser
View Images Library Photos and Pictures. Collimation with a Laser - Orion Telescopes and Binoculars Wednesday, Sept. 3, 2014: A yellow laser beam appears to fan out across the sky over the Allg�u Public Observatory in Ottobeuren, Germany. A long exposure time makes the thin beam spread out in the image, on a night when the observatory was examining the Northern Celestial Pole. The instrument seen here is the facility's 0.6-meter Cassegrain reflector telescope, dating back to 1996. The laser provides a guide star, which can serve as an artificial reference star to help calibrate the ... Z-Bolt® Green Laser Gift Pack | Green Laser, Cable Switch, Telescope Mount - BTG-2S=P Constant on/off switch Glass Lenses
