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Astro Photos Library    CCD Camera    Eyepieces    Filter Wheel    Filters    Finder    Star Test    Calibration    Video Titler    Misc    Stsp Contact Us Global Links (Open in new window) Google Solar System Simulator S&T Observing Page		Lumicon International, a Division of Parks Optical has granted permission to copy this information on using various filters. I have split a page from their web site into two parts: Deep Sky - O-III, H-B and other deep sky filters Planetary - How to use various color filters to bring out specific planetary features. Other than splitting their page into two parts, I have not changed anything except adding a note "Used with permission." You will have to use the Back button on your browser to get back to this page.

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