Re: [APML] New M42 image

[DPMESSIER@aol.com]

In a message dated 1/21/02 3:09:14 AM Eastern Standard Time, GB1029@inter-linc.net writes:


> > >Distinct halos are almost always caused near the focal plane where they have
> > >not had distance to become out of focus
>
> Could a fogged up filter or compressor be responsible?


I think it could be.  It seems to me that I had that problem once when I brought a filter out from the house to use.  After that I heated it while imaging, or left it in the cold so it wouldn't fog.


David P. Messier
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