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Celestron - cordless illuminator only

cordless illuminator only

$49.50
List Price: $60.00




Celestron - SkyScout Personal Planetarium

SkyScout Personal Planetarium

$249.95
List Price: $397.95
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Browse by Manufacturers / Bob's Knobs / Collimating Tools

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3 collimating knobs for all Celestron 8' SCTs with standard collimating screws
 
Bob's Knobs - 3 collimating knobs for all Celestron 8" SCTs with standard collimating screws 
Our Product #:  BKC8
Bob's Knobs #: C8std

In Stock: Usually ships within one business day.
These no-tool collimation knobs fit most versions of the Celestron C8, except those that use black Phillips-head collimating screws . . .

[ More details . . . ] 
$16.95



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3 collimating knobs for all Celestron 8' SCTs with EdgeHD optics
 
Bob's Knobs - 3 collimating knobs for all Celestron 8" SCTs with EdgeHD optics 
Our Product #:  BKC8EDG
Bob's Knobs #: C8edg

In Stock: Usually ships within one business day.
These no-tool collimation knobs fit the EdgeHD version of the Celestron C8 only . . .

[ More details . . . ] 
$20.95



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3 collimating knobs for Celestron 9.25' SCTs with a 'Trifid' Fastar secondary mirror housing, including the EdgeHD version
 
Bob's Knobs - 3 collimating knobs for Celestron 9.25" SCTs with a "Trifid" Fastar secondary mirror housing, including the EdgeHD version 
Our Product #:  BKC9T
Bob's Knobs #: C9.25fst

In Stock: Usually ships within one business day.
These no-tool collimation screws from Bob's Knobs fit all versions of the Celestron C9¼ Schmidt-Cassegrain that has a "Trifid" Fastar secondary mirror, including the EdgeHD version . . .

[ More details . . . ] 
$20.95



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3 collimating knobs for the secondary mirror of the Astro-Tech 6' and 8' Ritchey-Chrétien astrographs
 
Bob's Knobs - 3 collimating knobs for the secondary mirror of the Astro-Tech 6" and 8" Ritchey-Chrétien astrographs 
Our Product #:  BKAT68

In Stock: Usually ships within one business day.
These no-tool collimation knobs fit the Astro-Tech 6” and 8” Ritchey-Chrétien astrographs only . . .

[ More details . . . ] 
$25.95



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Toll-Free Telephone Astronomics: 800-422-7876; Christophers, Ltd.: 800-356-6603
Alternate Telephone: 405-364-0858 24 Hour Fax Line: 405-447-3337

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Saturday Noon - 5 PM CST

Astronomics / Christophers, Ltd.
680 S.W. 24th Ave.
Norman, OK, 73069


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