Re: [APML] Light pollution effect on film photography

["Mark Park" <mark_park@hotmail.com>]

How about the Orion sky glow filter?


>Date: Mon, 14 Jan 2002 09:38:51 -0500
>From: "John Boudreau" <jeboud@mediaone.net>
>Subject: Re: [APML] Light pollution effect on film photography?
>
>Scott, the Lumicon filter causes a strong magenta color-cast for color 
> >astro
>work. It also kills reflection nebulosity and much of the light coming 
> >from
>galaxies, but allows recording of emission nebula well. It's very good >for
>B&W work with hypered Tech Pan though. It gained a following because >at 
>one
>time it (and similar filters) were the only game in town.

>The IDAS filter (used to be called Tokai), gives almost no color >shift. 
>It's
>not as aggressive a filter as the Lumicon Deep Sky, but overall a >vastly
>superior filter for astrophotography.

>John Boudreau
>jeboud@mediaone.net
>http://people.ne.mediaone.net/jeboud/astro.htm



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