Categorie: ATM

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ATM part 4 – testdriving!

Today I mounted the primary mirror. And then I had to wait until 10PM to test-drive the dobson! Without any collimation the view was okay. It wasn’t even half as bad as I expected!...

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ATM part 3.5 and Siril

Yesterday I figured out were to put the three holes for the mirror cell. A day earlier I field tested the telescope by pointing it at the moon and just simply placing the mirror...

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ATM part 3 – punching holes

Yesterday I visited fellow amateur astronomer Bert. He has loads of experience with ATMing dobson telescopes and was willing to help me out installing the optics in my dobson. We used Jan van Gastel’s...