Antares 1.25" Cheshire Collimator

• Antares 1.25" Cheshire Collimator
• Fits all standard 1.25" eyepiece barrels
• Align your reflector telescope optics
• Provides a side viewing window
• Uses the Cheshire alignment technique

This is an Antares 1.25" Cheshire Collimator for aligning your reflector telescope optics. It uses the well-known proven Cheshire technique for doing alignment of a reflector. Align your reflector telescope optics with this convenient, precision Cheshire collimator tool.

This Antares 1.25" Cheshire Collimator tool is a must have if you own any reflector telescope, such as a Newtonian, or Dobsonian with a Newtonian scope on the Dob mounting, etc. It is also a must-have if you own a telescope with aspheric system optics to get perfect collimation every time. It provides a side viewing window so you can see the images. See the photo for an illustration.