Apertura Collimation Knobs for Celestron 8" EdgeHD
Apertura Collimation Knobs for 8" EdgeHD
If you are looking for an easy way to do a quick adjustment during observations or more specific collimation for imaging, these SCT collimation knobs from Apertura are the perfect solution! These Apertura Collimation Knobs are designed to work with select Celestron Edge HD 8 series Schmidt-Cassegrain Telescopes only and are not compatible with other sizes and models. They are made of black oxide solid steel with a nylon washer.
Check out our AstronomyHub article on "How to Install Apertura 8" EdgeHD Collimation Knobs"
Using these collimation knobs will improve your imaging or observation experience because you will no longer have to worry about bothersome adjustments using the factory-supplied Phillips screws. Apertura has designed the three collimation knob kit from solid steel which can be used to make adjustments easily and without the need for additional tools.
In order to use these SCT collimation knobs, you will need to remove the factory-supplied Phillips screws one at a time, then replace it with the Apertura collimation knob before moving on to the next screw. This will help ensure that after the installation procedure, the collimation is as close as possible.
Comes with the Apertura Absolute Warranty!
The Apertura Absolute Warranty provides two years of coverage against product defects. After the initial two-year warranty expires, this product qualifies for Apertura's Three-Year Accident Replacement Program. In addition, the Apertura Absolute Warranty is transferrable! Download a copy of the Apertura Absolute Warranty for more information on this program, how to make a claim, and why it is important to keep your original receipt and the product's original boxes & packaging!