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Old 09-09-2017, 10:30 AM
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codemonkey (Lee)
Lee "Wormsy" Borsboom

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Join Date: Jul 2013
Location: Kilcoy, QLD
Posts: 2,058
Collimation, corrector spacing, or tilt?

... or all three?

Just got my first newt - it's about F4.3 and I'm learning how to collimate it, but given all the variables involved I'm not sure how to interpret my results.

I think this is about as close as I can get the primary collimation with the cheshire. I'm waiting on a threaded extension tube for the Moonlite so that I can get more outward travel and thus use the auto collimator.

Two images attached, right one is without the coma corrector, left one is with it. What do you think? Bad collimation, bad corrector spacing, tilt, or a combination of the above?
Attached Thumbnails
Click for full-size image (with_coma_corrector.jpg)
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Click for full-size image (without_coma_corrector.jpg)
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