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Brand Name Rating # of Ratings
Bob's Knobs Bob's Knobs for GSO 12" Ritchey-Chretien Secondary # AT12RC 5.0 1
Bob's Knobs Bob's Knobs for GSO made 12" Ritchey-Chretien Secondary # AT12RC 5.0 1
Bob's Knobs Bob's Knobs for Locking Losmandy GM-8 & G-11 Elevation Adjustment # LGele 5.0 1
Bob's Knobs Bob's Knobs for Meade 10" (25 cm) f/4 Schmidt-Newt Secondary # MSN10sec 5.0 1
Bob's Knobs Bob's Knobs for Meade 10" f/10 with 6-Screw Secondary # M10-6 5.0 1
Bob's Knobs Bob's Knobs for Meade 8" f/10 with 3-Screw Secondary # M8-3 5.0 1
Bob's Knobs Bob's Knobs for Meade Lightbridge 8" f/6 Primary # MLB8pri 5.0 1
Bob's Knobs Bob's Knobs for Orion 12" Ritchey-Chretien Secondary # AT12RC 5.0 1
Bob's Knobs Bob's Knobs for Orion Astrograph 4-Vane Phillips Screw Secondary Knobs # CNsec35 5.0 1
Bob's Knobs Bob's Knobs for SkyWatcher 5", 6", 8" & 10" Newtonian Primary # SWpri 5.0 1
Farpoint Astronomical Farpoint 1.25-2" Laser Collimator, 532nm Green Laser 4.0 1
Farpoint Astronomical Farpoint 1.25-2" Laser Collimator, 650nm Red Laser # FP210 5.0 1
Farpoint Astronomical Farpoint Mounting Stud (Standard) for FAR-Sight Binocular Bracket # FP101 5.0 1
William Optics William Optics ~4" Diameter Extension Tube with 2" Extension for FLT Series Refractors # P-EXFLT 5.0 1
William Optics William Optics 1.25" & 2" 110° XWA Extreme Wide Angle Eyepiece - 5mm 5.0 1
William Optics William Optics 1.25" SPL Series Eyepiece - 12.5mm 5.0 1
William Optics William Optics 1.25" SPL Series Eyepiece - 6mm 4.0 1
William Optics William Optics 1.25" Swan Series Eyepiece - 9mm 5.0 1
William Optics William Optics 1.25" UWAN Series Eyepiece - 16mm 5.0 1
William Optics William Optics 2" 0.8x Reducer / Field Flattener 6A for GT102 Telescope # P-F6A-GT102 5.0 1
William Optics William Optics 2" Quartz Dielectric Coating Diagonal for Refractors 5.0 1
William Optics William Optics 2" Quartz Dielectric Coating Diagonal with SCT Adapter 5.0 1
William Optics William Optics 2" RotoLock Eyepiece Adapter / Visual Back with T / T2 Female Thread # D-ROTO-A2-M42F 5.0 1
William Optics William Optics 2" RotoLock Eyepiece Adapter Upgrade for 2" WO Diagonals # D-ROTO-A2 4.0 1
William Optics William Optics 2" UWAN Series Eyepiece - 28mm 5.0 1
William Optics William Optics 3.5" to 2" RotoLock Visual Back Adapter for FLT Series Refractors 5.0 1
William Optics William Optics Crayford Focuser for Synta Refractors - Dual Speed 4.0 1
William Optics William Optics Double-Decked Saddle Plate and Dovetail Combo 4.0 1
William Optics William Optics Field Flattener 68 for FLT110 and FLT132 Refractors 5.0 1
William Optics William Optics FLT 132 Fluoro Star 132mm f/7 Triplet Apo Refractor with R&P RotoLock Focuser # A-F132 5.0 1
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