Apertura Secondary Mirror Collimation Knobs
Adding these Secondary Mirror Collimation Knobs to you Apertura Dobsonian Telescope set up will make collimation a breeze!
There are three Apertura Secondary Mirror Collimation Knobs to replace each of the secondary collimation screws that originally come with your Apertura Dobsonian. You don't need a wrench, so you can quickly and easy collimate your Dob without worrying about damaging the telescope.
To install the Apertura Collimation Knobs, remove each of the factory secondary collimation screws and replace with the Apertura Collimation Knobs. Then you are ready to collimate your Apertura Dob!
This Product Comes with the Apertura Absolute Warranty!
- Two-Year Warranty against product defects.
- Three-Year Accident Replacement Program that begins after your initial 2 year warranty expires.
- Your Apertura Absolute Warranty is transferable.
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!
- Three Apertura Secondary Mirror Collimation Knobs
Dimensions & Specifications
- Color: Black
- Purpose: Secondary Mirror Collimation
We stand behind all the products we sell, and your satisfaction is our top priority. If you're not satisfied with the quality of your purchase, simply send the item back to us in its original packaging within 30 days of its delivery.
Apertura Absolute Warranty: Initial 2 year warranty against product defects, followed by a 3 year accident replacement program.
Return & Exchange Policy
At our site, returns are easy! You may return new, unused, and resalable items for a refund or exchange. Simply ensure that the item is returned in its original product packaging within 30 days of delivery.
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