Collimation & Focusing Tools
- Farpoint Bahtinov Focus Mask for Cokin Filter Holders - P Series # FP475Our Price: $19.25In StockFree US Shipping Over $25
- 3D Astro Bahtinov Focus Mask - 60mm ID # BM-S-60Our Price: $9.50In StockFree US Shipping Over $25
- 3D Astro Bahtinov Focus Mask for QHY and Orion 30mm Mini Guide Scope # BM-34.50Our Price: $6.00Out of StockFree US Shipping Over $25
- 4026 Astronomy Polemaster Adapter for Celestron CGX/CGX-L MountsOur Price: $48.00In StockFree US Shipping
- 3D Astro Bahtinov Focus Mask - 90mm ID # BM-S-90Our Price: $13.25In StockFree US Shipping Over $25
- Bob's Knobs for Celestron C11 f/10 with Flat Secondary Housing and Standard Collimation Scre...Our Price: $21.95In StockFree US Shipping Over $25
- BuckeyeStargazer TriBahtinov Mask for Collimation and Focus - For GSO Ritchey-Chretien (RC) ...From Our Price: $24.00Free US Shipping Over $25
- Farpoint Collimation Kit with Case (Includes 650nm Stepped 1.25"/2" Red Laser Collimator and...Our Price: $198.00Out of StockFree US Shipping
- Farpoint Laser Collimator, 650nm Red Laser with 1.25" & 2" Stepped Barrel # FP210Our Price: $154.00Out of StockFree US Shipping
- William Optics Diffraction Spikes Bahtinov Focusing Mask - For Telescope Tube/Dewshield Diam...Our Price: $90.00In StockFree US Shipping
- 3D Astro Bahtinov Focus Mask - 92mm ID # BM-S-92Our Price: $13.50In StockFree US Shipping Over $25
- BuckeyeStargazer TriBahtinov Mask for SCT Collimation and Focus - For Meade TelescopesFrom Our Price: $24.00Free US Shipping Over $25
- 3D Astro Bahtinov Focus Mask - 116mm ID # BM-S-116Our Price: $16.50In StockFree US Shipping Over $25
- 3D Astro Bahtinov Focus Mask - 40mm ID # BM-S-40Our Price: $7.00In StockFree US Shipping Over $25
- 3D Astro Bahtinov Focus Mask - 102mm ID # BM-S-102Our Price: $14.75In StockFree US Shipping Over $25
- Discontinued3D Astro Bahtinov Focus Mask for Agena 50mm Deluxe Guide Scope # BM-61.50Our Price: $9.75Out of StockFree US Shipping Over $25
- William Optics Bahtinov Focusing Mask Cap for Z61 Telescopes Only - Red # CPBM-61RDOur Price: $90.00In StockFree US Shipping
- Bob's Knobs for Meade 10" f/8 and f/10 with 6-Screw Secondary # M10-6Our Price: $21.95In StockFree US Shipping Over $25
- Bob's Knobs for C14 f/11 Secondary with Factory Phillips Collimation Screws with Metric Thre...Our Price: $23.95In StockFree US Shipping Over $25
- Bob's Knobs for Celestron C14 f/11 Secondary with Factory Headless Set-Style Collimation Scr...Our Price: $21.95In StockFree US Shipping Over $25
- Farpoint Laser Collimator, 635nm Bright Red Laser with 1.25" & 2" Stepped Barrel # FP220Our Price: $176.00Out of StockFree US Shipping
- Farpoint Bahtinov Focus Mask (Unmounted) for DSLR Camera Lens w/ 62mm Filter Thread # FP440Our Price: $19.25In StockFree US Shipping Over $25
- Variable Laser Brightness Battery Cap/Switch Upgrade for Howie Glatter Laser CollimatorsOur Price: $60.00Out of StockFree US Shipping
- HoTech SCA 2" Reflector Mirror for Advanced CT Laser CollimatorOur Price: $65.00Out of StockFree US Shipping