Collimation & Focusing Tools
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Agena 1.25" Collimating Eyepiece for Newtonian Reflectors
Our Price: $29.00 -
Agena 1.25" Collimating Eyepiece for Refractors
Our Price: $26.00 -
Agena 1.25" Side View Newtonian Laser Collimator with 2" Adapter
Our Price: $60.00
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Agena Laser Pointer Finderscope Bracket
Our Price: $40.00 -
Antares 1.25" Newtonian Laser Collimator with Side View
Our Price: $50.00 -
Baader Planetarium Laser Colli (Laser Collimator) # LASER 2450340
Our Price: $97.00Out of stock
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Bob's Knobs for Astro-Tech AT10RC Ritchey-Chretien Secondary # AT10RC
$25.95 -
Bob's Knobs for Astro-Tech AT12RC Ritchey-Chretien Secondary # AT12RC
$25.95Out of stock
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Bob's Knobs for Astro-Tech AT6RC and AT8RC Ritchey-Chretien Secondary # AT8RC
$25.95
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Bob's Knobs for Attaching Equatorial Head to Upper Losmandy GM-8 & G-11 Tripod Section # LGtri
Our Price: $29.95 -
Bob's Knobs for C11 f/10 with “Trifid” Fastar Secondary Housing and Metric Collimation Screw Threads # C11metfst
Our Price: $20.95 -
Bob's Knobs for C14 f/11 Secondary with Factory Phillips Collimation Screws with Metric Threads #C14metphi
Our Price: $20.95Out of stock
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Bob's Knobs for Celestron C11 f/10 with Flat Secondary Housing and Metric Collimation Screw Threads # C11met
Our Price: $20.95 -
Bob's Knobs for Celestron C11 f/10 with Flat Secondary Housing and Standard Collimation Screw Threads # C11std
Our Price: $19.95 -
Bob's Knobs for Celestron C11 f/10 with Trifid Fastar Secondary Housing and Standard Collimation Screw Threads # C11stdfst
Our Price: $19.95
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Bob's Knobs for Celestron C14 f/11 Secondary with Factory Headless Set-Style Collimation Screws # C14set
Our Price: $19.95 -
Bob's Knobs for Celestron C14 f/11 Secondary with Factory Phillips Collimation Screws with Standard Threads # C14stdphi
Our Price: $19.95 -
Bob's Knobs for Celestron C5 f/10 Secondary with Metric Collimation Screw Threads # C5met
Our Price: $20.95
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Bob's Knobs for Celestron C5 f/10 Secondary with Standard Collimation Screw Threads # C5std
Our Price: $16.95 -
Bob's Knobs for Celestron C6 f/10 Secondary with Metric Collimation Screw Threads # C6
Our Price: $20.95Out of stock
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Bob's Knobs for Celestron C8 f/10 Post-1980 Secondary with Standard Collimation Screw Threads # C8std
Our Price: $16.95
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Bob's Knobs for Celestron C8 f/10 Pre-1980 Orange-Tube Secondary # C8org
Our Price: $20.95Out of stock
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Bob's Knobs for Celestron C8 f/10 Secondary with EdgeHD Optics # C8edg
Our Price: $20.95 -
Bob's Knobs for Celestron C8 f/10 Secondary with Hyperstar and Metric Collimation Screw Threads # C8hyp
Our Price: $20.95
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Bob's Knobs for Celestron C8 f/10 Secondary with Metric Collimation Screw Threads (not for EdgeHD or Hyperstar) # C8met
Our Price: $20.95 -
Bob's Knobs for Celestron C9.25 f/10 Secondary with Metric Collimation Screw Threads # C9.25met
Our Price: $20.95 -
Bob's Knobs for Celestron C9.25 f/10 Secondary with Standard Collimation Screw Threads # C9.25std
Our Price: $19.95
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Bob's Knobs for Celestron C9.25 f/10 Secondary with Trifid Fastar Housing # C9.25fst
Our Price: $20.95Out of stock
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Bob's Knobs for GSO 10" Ritchey-Chretien Secondary # AT10RC
$25.95 -
Bob's Knobs for GSO 12" Ritchey-Chretien Secondary # AT12RC
$25.95Out of stock
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