[AZ-Observing] Re: Gegenshein and a question
- From: ketelsen@xxxxxxxxxxxxxx
- To: az-observing@xxxxxxxxxxxxx
- Date: Mon, 11 Feb 2008 17:00:56 -0700 (MST)
Thanks Chris! I was wondering about that, but haven't tried it...
-Dean
> Dean, making a flat for your wide angle lens is easy.
> Drape a white t shirt over the lens and aim at the
> sky, and take your flat. Yes, it records the vignette
> perfectly.
>
> Chris
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