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Collimation & Focusing Tools

Brand Name Rating # of Ratings
Agena AstroProducts Agena 1.25" Cheshire Collimating Eyepiece for Newtonian Reflectors 4.7 25
Agena AstroProducts Agena 1.25" Cheshire Collimating Eyepiece for Refractors 4.8 18
Agena AstroProducts Agena 1.25" Side View Newtonian Laser Collimator with 2" Adapter 3.9 10
Agena AstroProducts Agena Extra M5 Base for Multi Reticle Reflex Finder with Type 0 Bracket 5.0 1
Agena AstroProducts Agena Laser Pointer Finderscope Bracket 4.9 9
Agena AstroProducts Agena Type B0 Mounting Bracket and M5 Base for Agena Multi Reticle Reflex Finder 5.0 3
Agena AstroProducts Agena Type B1 Mounting Bracket for Agena Multi Reticle Reflex Finder 4.5 2
Baader Planetarium Baader Planetarium MkIII Laser Colli (Laser Collimator) # LASER 2450343 4.5 8
Bob's Knobs Bob's Knobs for Astro-Tech AT10RC Ritchey-Chretien Secondary # AT10RC No Reviews 0
Bob's Knobs Bob's Knobs for Astro-Tech AT12RC Ritchey-Chretien Secondary # AT12RC No Reviews 0
Bob's Knobs Bob's Knobs for Astro-Tech AT6RC and AT8RC Ritchey-Chretien Secondary # AT8RC No Reviews 0
Bob's Knobs Bob's Knobs for C11 f/10 with “Trifid” Fastar Secondary Housing and Metric Collimation Screw Threads # C11metfst 5.0 1
Bob's Knobs Bob's Knobs for C14 f/11 Secondary with Factory Phillips Collimation Screws with Metric Threads #C14metphi No Reviews 0
Bob's Knobs Bob's Knobs for Celestron C11 f/10 with Flat Secondary Housing and Metric Collimation Screw Threads # C11met 5.0 1
Bob's Knobs Bob's Knobs for Celestron C11 f/10 with Flat Secondary Housing and Standard Collimation Screw Threads # C11std No Reviews 0
Bob's Knobs Bob's Knobs for Celestron C11 f/10 with Trifid Fastar Secondary Housing and Standard Collimation Screw Threads # C11stdfst No Reviews 0
Bob's Knobs Bob's Knobs for Celestron C14 f/11 Secondary with Factory Headless Set-Style Collimation Screws # C14set 5.0 1
Bob's Knobs Bob's Knobs for Celestron C14 f/11 Secondary with Factory Phillips Collimation Screws with Standard Threads # C14stdphi No Reviews 0
Bob's Knobs Bob's Knobs for Celestron C5 f/10 Secondary with Metric Collimation Screw Threads # C5met No Reviews 0
Bob's Knobs Bob's Knobs for Celestron C5 f/10 Secondary with Standard Collimation Screw Threads # C5std 5.0 1
Bob's Knobs Bob's Knobs for Celestron C6 f/10 Secondary with Metric Collimation Screw Threads # C6 5.0 1
Bob's Knobs Bob's Knobs for Celestron C8 f/10 Post-1980 Secondary with Standard Collimation Screw Threads # C8std 5.0 1
Bob's Knobs Bob's Knobs for Celestron C8 f/10 Pre-1980 Orange-Tube Secondary # C8org No Reviews 0
Bob's Knobs Bob's Knobs for Celestron C8 f/10 Secondary with EdgeHD Optics # C8edg 5.0 1
Bob's Knobs Bob's Knobs for Celestron C8 f/10 Secondary with Hyperstar and Metric Collimation Screw Threads # C8hyp No Reviews 0
Bob's Knobs Bob's Knobs for Celestron C8 f/10 Secondary with Metric Collimation Screw Threads (not for EdgeHD or Hyperstar) # C8met No Reviews 0
Bob's Knobs Bob's Knobs for Celestron C9.25 f/10 Secondary with Metric Collimation Screw Threads # C9.25met No Reviews 0
Bob's Knobs Bob's Knobs for Celestron C9.25 f/10 Secondary with Standard Collimation Screw Threads # C9.25std 5.0 1
Bob's Knobs Bob's Knobs for Celestron C9.25 f/10 Secondary with Trifid Fastar Housing # C9.25fst 5.0 3
Bob's Knobs Bob's Knobs for GSO 10" Ritchey-Chretien Secondary # AT10RC No Reviews 0