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Re: [APML] Filters and emission (was OK - here's your blue Veil Nebula)

To: <astro-photo@seds.org>
Subject: Re: [APML] Filters and emission (was OK - here's your blue Veil Nebula)
From: Aplanatic@aol.com
Date: Tue, 27 Nov 2001 16:06:12 EST
Reply-To: astro-photo@seds.org
Sender: owner-astro-photo@seds.org

Chuck,

I don't understand your reasoning for ideal filters.  Shouldn't the sum of the three filters produce a unit response?  In other words, at the crossover point, shouldn't each filter be about 50% transmission?  Am I missing something?

Dave Rowe



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