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- Explore Scientific 1.25" 82° Series Argon-Purged Waterproof Eyepiece - 6.7mmOur Price: $229.99Out of StockFree US ShippingAdded: 16-Aug-12
- Explore Scientific 1.25" 82° Series Argon-Purged Waterproof Eyepiece - 11mmOur Price: $229.99In StockFree US ShippingAdded: 16-Aug-12
- Explore Scientific 1.25" 68° Series Argon-Purged Waterproof Eyepiece - 24mmOur Price: $269.99Out of StockFree US ShippingAdded: 16-Aug-12
- Explore Scientific 1.25" 82° Series Argon-Purged Waterproof Eyepiece - 14mmOur Price: $229.99In StockFree US ShippingAdded: 16-Aug-12
- Bob's Knobs for Orion Secondary Set Screws on XT, SkyView & Others # CNsec30Our Price: $22.95In StockFree US Shipping Over $25Added: 09-Jul-11
- Explore Scientific 1.25" 2x Focal Extender / Barlow # FE02-125Our Price: $199.99In StockFree US ShippingAdded: 02-Oct-12
- Bob's Knobs for Celestron C8 f/10 Post-1980 Secondary with Standard Collimation Screw Thread...Our Price: $18.95In StockFree US Shipping Over $25Added: 07-Jul-11
- Explore Scientific 2" 82° Series Argon-Purged Waterproof Eyepiece - 30mmOur Price: $499.99In StockFree US ShippingAdded: 01-Jan-14
- Bob's Knobs for Celestron C6 f/10 Secondary with Metric Collimation Screw Threads # C6BOOur Price: $22.95In StockFree US Shipping Over $25Added: 07-Jul-11
- Explore Scientific 1.25" 3x Focal Extender / Barlow # FE03-125Our Price: $209.99In StockFree US ShippingAdded: 02-Oct-12
- Explore Scientific 2" 82° Series Argon-Purged Waterproof Eyepiece - 18mmOur Price: $319.99In StockFree US ShippingAdded: 31-Dec-13
- Explore Scientific 2" 2x Focal Extender / Barlow # FE02-020Our Price: $299.99In StockFree US ShippingAdded: 02-Oct-12
- Explore Scientific 1.25" 68° Series Argon-Purged Waterproof Eyepiece - 20mmOur Price: $219.99In StockFree US ShippingAdded: 16-Aug-12
- Bob's Knobs for C11 f/10 with “Trifid” Fastar Secondary Housing and Metric Collimation Screw...Our Price: $23.95In StockFree US Shipping Over $25Added: 27-Mar-12
- Bob's Knobs for Celestron C9.25 f/10 Secondary with Trifid Fastar Housing # C9.25fstOur Price: $23.95Out of StockFree US Shipping Over $25Added: 07-Jul-11
- Bob's Knobs for Celestron C8 f/10 Secondary with EdgeHD Optics # C8edgBOOur Price: $22.95In StockFree US Shipping Over $25Added: 07-Jul-11
- Bob's Knobs for Celestron C8 f/10 Secondary with Metric Collimation Screw Threads (not for E...Our Price: $22.95In StockFree US Shipping Over $25Added: 07-Jul-11
- Bob's Knobs for Telrad Finder # TelradOur Price: $21.95In StockFree US Shipping Over $25Added: 10-Dec-11
- Explore Scientific 1.25" 68° Series Argon-Purged Waterproof Eyepiece - 16mmOur Price: $219.99In StockFree US ShippingAdded: 15-Aug-12
- Explore Scientific 2" 100° Series Nitrogen-Purged Waterproof Eyepiece - 20mmOur Price: $799.99Out of StockFree US ShippingAdded: 16-Aug-12
- Explore Scientific 2" 100° Series Argon-Purged Waterproof Eyepiece - 9mmOur Price: $579.99In StockFree US ShippingAdded: 16-Aug-12
- Explore Scientific 2" 68° Series Argon-Purged Waterproof Eyepiece - 28mmOur Price: $299.99Out of StockFree US ShippingAdded: 16-Aug-12
- Bob's Knobs for Meade 10" f/10 with 3-Screw Secondary # M10-3Our Price: $21.95In StockFree US Shipping Over $25Added: 09-Jul-11
- Explore Scientific 2" 82° Series Argon-Purged Waterproof Eyepiece - 24mmOur Price: $439.99Out of StockFree US ShippingAdded: 31-Dec-13