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Collimating tube
$63.00The Takahashi TCE0030 collimating tube provides crosshairs to convert the Takahashi TCE0020 collimating eyepiece into a sighting tube for collimating Newtonian reflectors. -
Takahashi S coupling to connect TCE0100 to Takahashi scopes
$52.00This Takahashi S coupling connects the Takahashi TCE0100 collimating scope to Takahashi telescopes. -
Bob's Knobs 3 Collimating knobs for Astro-Tech 12" RC astrograph secondary mirror
$25.95These no-tool collimation knobs fit the Astro-Tech 12" Ritchey-Chrétien astrographs only . . . -
Bob's Knobs 3 Collimating knobs for Astro-Tech 10" RC astrograph secondary mirror
$25.95These no-tool collimation knobs fit the Astro-Tech 10" Ritchey-Chrétien astrographs only . . . -
Astro-Tech Newtonian reflector collimating tool
$34.95The Astro-Tech ATCOLL 1.25" dual-purpose Newtonian reflector collimating tool combines a sight tube and a Cheshire eyepiece. Unlike more expensive competitive Cheshire eyepieces, it has a soft fold-down rubber eyecup to improve contrast during use and protect eyeglasses from getting scratched.
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Astro-Tech 1.25"/2" laser collimator
$44.95This 1.25" red Astro-Tech Laser Collimator, with 2" adapter, makes quick work of collimating the optics on your Newtonian reflector telescope . . . -
Astrozap Artificial star
$110.00The economical Astrozap artificial star provides a steady, stable first magnitude pinpoint of light to allow you to precisely collimate your scope in the field without worrying about star drift or seeing conditions . . . -
3 Collimating knobs | Meade 16" LX200 with six screw secondary
$25.95These no-tool collimation knobs fit recent Meade 16" LX200 Schmidt-Cassegrain telescopes and current 16" LX200R Advanced Ritchey-Chrétien telescopes with a 6-screw secondary . . . -
3 Collimating knobs for metric Celestron 9.25" CPC 925 SCTs
$20.95These no-tool collimation knobs fit the metric thread versions of the Celestron CPC 925 9¼" Schmidt-Cassegrain . . . -
Celestron Newtonian reflector collimating tool
$39.95The Celestron Newtonian reflector collimating tool is a combination of a sight tube and a Cheshire eyepiece in a single unit. It has the precisely centered sighting hole and crosshairs of a sight tube, plus the cutout in the side of the tube containing the very precise 45° angle reflecting surface of a Cheshire . . .