Re: [APML] a few wide-field images

[Mike Halderman <astro@mrh.org>]

Thanks, that's a good idea.  For the $45 I paid for the lens, it does ok.
I'll try stopping it down one stop, and doing a little better job focusing.

-mike

"Chris & Jennifer Cook" <ccjd@ix.netcom.com> writes:

> Mike,
> Looks like a good start.
> The one thing I notice on the shots are the blue halos surrounding the
> stars.  I'm surprised you're getting these with the 135mm Nikkor lens.  I
> have used the 105mm Nikkor and the stars are color free.  May I suggest you
> pick up a Lumicon Minus-Violet filter to reduce the halos a bit.  Although
> Lumicon no longer manufactures them, you can put a WTB on the Astromart for
> one.  I did this and got 5 replies from people wanting the sell their
> filter.
> 
> Regards,
> 
> Chris

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