Collimation & Focusing Tools
- 3D Astro Bahtinov Focus Mask - 62mm ID # BM-S-62Our Price: $9.75In StockFree US Shipping Over $25
- Farpoint Bahtinov Focus Mask for Cokin Filter Holders - Z Series # FP476Our Price: $19.25In StockFree US Shipping Over $25
- HoTech SCA 1.25" Reflector Mirror for Advanced CT Laser CollimatorOur Price: $65.00Out of StockFree US Shipping
- 3D Astro Bahtinov Focus Mask - 136mm ID # BM-S-136Our Price: $19.00In StockFree US Shipping Over $25
- Discontinued3D Astro Bahtinov Focus Mask for Askar 50mm Guidescope - FMA230 # BM-69Our Price: $12.00Out of StockFree US Shipping Over $25
- Farpoint Laser Collimator, 650nm Red Laser with 1.25" Barrel # FP211Our Price: $121.00Out of StockFree US Shipping
- Bob's Knobs for GSO made 10" Ritchey-Chretien Secondary (Astro-Tech, TPO, Apertura, Orion, i...Our Price: $27.95In StockFree US Shipping
- Discontinued3D Astro Bahtinov Focus Mask for Askar 40mm Guidescope FMA180 # BM-52Our Price: $8.50Out of StockFree US Shipping Over $25
- Discontinued3D Astro Bahtinov Focus Mask for ZWO 60mm Guide Scope # BM-68Our Price: $11.50Out of StockFree US Shipping Over $25
- Discontinued3D Astro Bahtinov Focus Mask for Askar ACL200 Telephoto Lens # BM-99Our Price: $19.50Out of StockFree US Shipping Over $25
- 3D Astro Bahtinov Focus Mask - 70mm ID # BM-S-70Our Price: $10.75In StockFree US Shipping Over $25
- Farpoint Super Collimation Kit with Case (Includes 650nm Red Laser Collimator, Cheshire & Au...Our Price: $286.00Out of StockFree US Shipping
- 3D Astro Bahtinov Focus Mask - 58.5mm ID for FMA180 PRO # BM-S-58.5Our Price: $9.25In StockFree US Shipping Over $25
- Farpoint Collimation Kit (Includes 650nm 1.25" Red Laser Collimator and 1.25" Cheshire) - 1....Our Price: $130.00Out of StockFree US Shipping
- Farpoint Carey Focus Mask for Telescopes With Dew Shield or Front End Diameter from 3.5" to ...Our Price: $27.50Out of StockFree US Shipping
- Bob's Knobs for SkyWatcher MN190 Mak-Newt Secondary # SWMNsecOur Price: $22.95In StockFree US Shipping Over $25
- William Optics Bahtinov Focusing Mask Cap for WO 70 Series Telescopes - Gold # CPBM-71GDOur Price: $102.00In StockFree US Shipping
- Bob's Knobs for Meade 14" f/10 with 6-Screw Secondary & Exposed Factory Collimation Screws #...Our Price: $21.95In StockFree US Shipping Over $25
- Discontinued3D Astro Bahtinov Focus Mask for Askar FRA400 Astrograph # BM-101Our Price: $14.75Out of StockFree US Shipping Over $25
- Farpoint Carey Focus Mask for Celestron C9.25 SCT with Fastar or Hyperstar # FP436HOur Price: $32.50Out of StockFree US Shipping
- Bob's Knobs for Celestron C9.25 f/10 Secondary with Metric Collimation Screw Threads # C9.25...Our Price: $22.95In StockFree US Shipping Over $25
- Bob's Knobs for SkyWatcher MN190 Mak-Newt Primary # SWMNpriOur Price: $27.95In StockFree US Shipping
- Bob's Knobs for Meade 10" f/6.3 Widefield Secondary # M10wfOur Price: $30.95Out of StockFree US Shipping