Re: [APML] Strange star image

["Bobby Middleton" <bobm@koyote.com>]

I'm not sure about that one Andreas. Collimation would be my initial thought
but the spikes look very symetrical. Are you sure about collimation and
secondary centering? \
Bobby Middleton

----- Original Message -----
From: "Andreas Rörig" <a.roerig@t-online.de>


> Dear list members,
>
> please take a look at this test image I took yesterday with my new 8"
> f/4 Newton Vixen R200SS:
>
> http://home.t-online.de/home/a.roerig/test/r200ss_test_01_aus.jpg
>
> What could cause the flare of the star (Capella) to the left side? Could
> it be that the mirror is to tight within his mirror cell? Collimation
> should be ok. Any ideas?
>
> Best regards
> Andreas
>
> :=================================
> : Andreas Roerig
> : Bahnhofstr. 16
> : 65599 Dornburg-Wilsenroth
> : Tel. 06436/28137
> : http://home.t-online.de/home/a.roerig/index.htm
> : (Letzte Aktualisierung: 16.10.2002)
>
>
>
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