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Star Astronomy Club


 

? paulatkinson22@... wrote:

One last thing, never, and I mean never blow air into the OTA through the rear cell! ?This will kick up and dust or other debris that may have managed to get inside. ?If any part of the inside is moist, i.e., the back of the corrector that is exactly where is is going to stick. ?Even if it is not moist this dust will end up coating your optics. ?Avoid this at ALL cost.

Paul

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