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Collimation & Focusing Tools

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Brand Name Rating # of Ratings
Farpoint Astronomical Farpoint Bahtinov Focus Mask for Cokin Filter Holders - Z Series # FP476 No Reviews 0
HoTech HoTech HyperStar Laser Collimator - 8" # HLC-800 No Reviews 0
HoTech HoTech HyperStar Laser Collimator - 9.25" and 11" # HLC-925 No Reviews 0
HoTech HoTech HyperStar Laser Collimator - 14" # HLC-140 No Reviews 0
All Other Sony CR2032 3 Volt Lithium Battery 4.0 1
All Other Maxell LR44 1.5 Volt Alkaline Battery (Pack of 2 Batteries) 4.0 1
Agena AstroProducts Agena 1.25" Side View Newtonian Laser Collimator with 2" Adapter 4.1 14
Farpoint Astronomical Farpoint 1.25" Reflective Cheshire Collimator 4.2 6
Farpoint Astronomical Farpoint 2" Reflective Cheshire Collimator 4.2 6
Farpoint Astronomical Farpoint Carey Focus Mask for Telescopes With Dew Shield or Front End Diameter from 2.5" to 4.5" # FP421 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Telescopes With Dew Shield or Front End Diameter from 3.5" to 6.5" # FP422 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Telescopes With Dew Shield or Front End Diameter from 5.5" to 8.5" # FP423 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Telescopes With Dew Shield or Front End Diameter from 6.5" to 9.5" # FP424 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Telescopes With Dew Shield or Front End Diameter from 8.5" to 10.5" # FP425 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Celestron C8 SCT # FP431 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Meade 8" SCT # FP432 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Celestron C11 SCT # FP433 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Celestron C11 Hyperstar # FP433H 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Meade 12" SCT # FP435 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Celestron C9.25 SCT # FP436 4.5 2
Farpoint Astronomical Farpoint Carey Focus Mask for Celestron C9.25 Hyperstar # FP436H 4.5 2
Baader Planetarium Baader Planetarium MkIII Laser Colli (Laser Collimator) # LASER 2450343 4.6 9
Hubble Optics Hubble Optics 5-Star Artificial Star for Testing and Collimating Telescopes 4.6 58
Celestron Celestron 1.25" Cheshire Collimating Eyepiece for Newtonian Reflectors # 94182 4.7 10
Howie Glatter Howie Glatter 650nm Standard Brightness Red Laser Collimator - 1.25" 4.7 7
Howie Glatter Howie Glatter 650nm Standard Brightness Red Laser Collimator - 2" 4.7 7
Howie Glatter Howie Glatter 650nm Standard Brightness Red Laser Collimator - 1.25" & 2" 4.7 7
Agena AstroProducts Agena 1.25" Cheshire Collimating Eyepiece for Newtonian Reflectors 4.7 30
Agena AstroProducts Agena Type B0 Mounting Bracket and M5 Base for Agena Multi Reticle Reflex Finder 4.8 4
Agena AstroProducts Agena Type B1 Mounting Bracket for Agena Multi Reticle Reflex Finder 4.8 4
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