Antares 1.25" Laser Collimator - LC 13mm Eyepieces 75 mm thread to a

75 mm thread to a M42x0

The adjustable red dot is bright enough to see day or night

Take your FirstScope telescope anywhere with the nylon carry bag

If you need to expand the back focus

Antares 1.25" Laser Collimator - LC 13mm Eyepieces 75 mm thread to aAntares 1. 25" Laser Collimator Antares 1. 25" Laser Collimator 7 step, adjustable variable intensity laser output Fits all standard 1. 25" eyepiece barrels Align your reflector telescope optics Provides a side viewing window Lathe rotational alignment made in factory This is an Antares 1. 25" Laser Collimator for aligning your reflector telescope optics. It provides a 7 step, adjustable variable intensity laser output beam for convenience of viewing