Of course, threecolor can be used for black and white images as well...  Here are a few black and whites from threecolor taken by the Austin-Fellows 32" (with 1k x 1k FLI CCD camera) and Metzger 20" (with SBIG ST-8 CCD camera) Newtonian reflectors.

The Bubble Nebula:

The Crescent Nebula:

The Dumbell Nebula in H alpha light:

M13, the Hercules globular cluster:

M16, the Eagle Nebula:

The Eagle Nebula in H alpha light:

M17:

M31, the Andromeda Galaxy:

M33, the Triangulum Galaxy:

M74:

M77:

NGC 6942:

NGC 7331:

M57, the Ring Nebula:

Stephan's Quintet:

The Veil Nebula:

And last but certainly not least, NGC 891, Jesse Roberts' and my favorite target:

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All images on this page © 2000-2001 by Robert Gutermuth, Jesse Roberts, Stull Observatory, and Alfred University.  All rights reserved.
 

Last updated: July 1, 2001