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Orion - 1.25" H-Beta line band filter
| Our Product #: ORHB1 | | Orion #: 5583 |
| In Stock: | Usually ships within one business day. |
| This Orion 1.25” H-Beta line filter has a narrow 12 Ångstrom passband that improves the contrast of the nebula emission line of hydrogen-beta at 4861Å to help you view certain extremely faint objects such as the Horsehead, Cocoon, and California Nebulas . . .
[ More details . . . ]
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Orion - 2" H-Beta line band filter
| Our Product #: ORHB2 | | Orion #: 5584 |
| In Stock: | Usually ships within one business day. |
| This Orion 2” H-Beta line filter has a narrow 12 Ångstrom passband that improves the contrast of the nebula emission line of hydrogen-beta at 4861Å. It helps you view certain extremely faint objects such as the Horsehead, Cocoon, and California Nebulas . . .
[ More details . . . ]
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Orion - 1.25" SkyGlow broadband filter
| Our Product #: ORSG1 | | Orion #: 5660 |
| In Stock: | Usually ships within one business day. |
| This broadband Orion 1.25” SkyGlow light pollution filter improves the visibility of emission nebulas and the violet reflected starlight of reflection nebulas by darkening the sky background while passing virtually all of the nebulas’ desirable light . . .
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Orion - 2" SkyGlow broadband filter
| Our Product #: ORSG2 | | Orion #: 5659 |
| In Stock: | Usually ships within one business day. |
| This Orion 2” SkyGlow broadband filter improves the visibility of emission nebulas and the violet reflected starlight of reflection nebulas with all telescope types by darkening the sky background while passing virtually all of the nebulas’ desirable light . . .
[ More details . . . ]
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Terms of Sale | PRIVACY POLICY 7/1/2004 | Fine Print
Toll-Free Telephone Astronomics: 800-422-7876; Christophers, Ltd.: 800-356-6603
Alternate Telephone: 405-364-0858 24 Hour Fax Line: 405-447-3337
Telephone Hours: Monday 8 AM - 6 PM CST
Tuesday-Friday 8 AM - 8 PM CST
Saturday Noon - 5 PM CST
Store Hours: Monday-Friday 9 AM - 5 PM CST
Saturday Noon - 5 PM CST
Astronomics / Christophers, Ltd.
680 S.W. 24th Ave.
Norman, OK, 73069
© 2009 by Ad-Libs Advertising, Inc. All rights reserved
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