The HoTech - 1.25" SCA Laser Collimator (Dot) - SCA-1.25D is the perfect tool for any amateur astronomer. This high-precision device uses a laser collimator to make sure that your telescope is perfectly aligned and ready for the night sky. With its adjustable focus and precision alignment, you can be sure that you're getting the most out of your telescope. The HoTech - 1.25" SCA Laser Coll