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16.5mm T-Spacer
Starizona$24.95Use this female T-thread to male T-thread spacer to extend standard T-thread adapters by 16.5mm.
$24.95In Stock -
2-inch XLT Diagonal (SCT)
Celestron$159.95Introducing Celestron's new 2" XLT Diagonal. This high quality multi-coated mirror diagonal allows you to take advantage of the wider field of view...
View full details$159.95 -
8-Inch Dovetail Bar (CGE)
Celestron$45.95Dovetail for mounting a Celestron 8" SCT to a Celestron CGE-style or Losmandy D-style saddle plate or for piggybacking a guidescope or camera. Plea...
View full details$45.95In Stock -
9.25-Inch Dovetail Bar (CGE)
Celestron$56.95Dovetail for mounting a Celestron 9.25" SCT to a Celestron CGE-style or Losmandy D-style saddle plate or for piggybacking a guidescope or camera.
$56.95In Stock -
Antlia 3nm Narrowband H-alpha (Ha) Pro Filter - 50mm Unmounted
Antlia$490.00Antlia H-alpha Pro narrowband filter optimizes the FWHM (full width half maximum) to 3nm bandpass. As the bandwidth becomes narrower, the 3nm Pro n...
View full details$490.00 -
APM-Riccardi Universal Apo Flattener 1.0x – Model 2
APM$495.00APM Riccardi Universal APO Flattener 1.0x- Model 2 for APO Telescopes Our new, universal flattener for APO’s was calculated with the famous optical...
View full details$495.00 -
Astrozap Aluminum Dew Shield - Celestron 14"
Astrozap$302.74Aluminum dew shield for Celestron 14" with top, bottom and side notches. Celestron 14 Sct/CPC, CGE & HD Hyperstar Dew Shield 15" in total len...
View full details$302.74 -
Astrozap Aluminum Dew Shield - Celestron 6"
Astrozap$169.95Aluminum dew shield fits Celestron 6" SCTs with HyperStar Celestron 6 SCT & Hyperstar Dew Shield 12" in total length Top, bottom and side notc...
View full details$169.95In Stock -
Astrozap Aluminum Dew Shield - Celestron 8"
Astrozap$241.50Aluminum dew shield for Celestron 8" with top, bottom and side notches. Celestron 8 Sct/CPC, CGE & HD Hyperstar Dew Shield 12" in total lengt...
View full details$241.50 -
Astrozap Aluminum Dew Shield - Celestron 9.25"
Astrozap$241.44Aluminum dew shield for Celestron 9.25" with top, bottom and side notches. Celestron 9.25 Sct/CPC, CGE & HD Hyperstar Dew Shield 12" in total...
View full details$241.44 -
AstroZap Baader Solar Filter - 10'' SCT
Astrozap$144.00Fits 288mm-298mmAstroZap solar filters are made using the world famous Baader AstroSolar™ Material. Filter cell constructed from lightweight 18Ga. ...
View full details$144.00 -
AstroZap Baader Solar Filter - 11'' SCT
Astrozap$162.00Fits 306mm-316mmAstroZap solar filters are made using the world famous Baader AstroSolar™ Material. Filter cell constructed from lightweight 18Ga. ...
View full details$162.00 -
AstroZap Baader Solar Filter - 12'' SCT
Astrozap$180.00Fits 338mm-348mmAstroZap solar filters are made using the world famous Baader AstroSolar™ Material. Filter cell constructed from lightweight 18Ga. ...
View full details$180.00 -
AstroZap Baader Solar Filter - 14'' SCT - Off-Axis
Astrozap$144.00Fits 395mm-405mmAstroZap solar filters are made using the world famous Baader AstroSolar™ Material. Filter cell constructed from lightweight 18Ga. ...
View full details$144.00 -
AstroZap Baader Solar Filter - 6'' SCT
Astrozap$106.80Fits 174mm-184mmAstroZap solar filters are made using the world famous Baader AstroSolar™ Material. Filter cell constructed from lightweight 18Ga. ...
View full details$106.80 -
AstroZap Baader Solar Filter - 9.25'' SCT
Astrozap$144.00Fits 259mm-269mmAstroZap solar filters are made using the world famous Baader AstroSolar™ Material. Filter cell constructed from lightweight 18Ga. ...
View full details$144.00 -
AstroZap Baader Solar Filter - ETX125
Astrozap$82.80Fits 136mm-146mmAstroZap solar filters are made using the world famous Baader AstroSolar™ Material. Filter cell constructed from lightweight 18Ga. ...
View full details$82.80 -
AstroZap Baader Solar Filter - ETX90
Astrozap$70.80Fits 90mm-100mmAstroZap solar filters are made using the world famous Baader AstroSolar™ Material. Filter cell constructed from lightweight 18Ga. a...
View full details$70.80 -
AstroZap Baader Solar Filter - Orion ED 80 & 100
Astrozap$70.80Fits 104mm-114mmAstroZap solar filters are made using the world famous Baader AstroSolar™ Material. Filter cell constructed from lightweight 18Ga. ...
View full details$70.80 -
Astrozap Dew Heater Strap - 1.25" Eyepieces & 50mm Finderscopes
AstroZap$43.23New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$43.23 -
Astrozap Dew Heater Strap - 10" Telescopes
AstroZap$65.78New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$65.78 -
Astrozap Dew Heater Strap - 11" Telescopes
AstroZap$67.27New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$67.27 -
Astrozap Dew Heater Strap - 12" Telescopes
AstroZap$69.80New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$69.80 -
Astrozap Dew Heater Strap - 14" Telescopes
AstroZap$78.54New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$78.54 -
Astrozap Dew Heater Strap - 16" Telescopes
AstroZap$78.54New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$78.54 -
Astrozap Dew Heater Strap - 2" Eyepieces
AstroZap$45.05New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$45.05 -
Astrozap Dew Heater Strap - 3" Telescopes
AstroZap$47.96New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$47.96 -
Astrozap Dew Heater Strap - 4" Telescopes
AstroZap$50.16New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$50.16 -
Astrozap Dew Heater Strap - 5" Telescopes
AstroZap$51.59New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$51.59 -
Astrozap Dew Heater Strap - 6" Telescopes
AstroZap$56.71New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$56.71 -
Astrozap Dew Heater Strap - 7" Telescopes
AstroZap$59.95New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$59.95 -
Astrozap Dew Heater Strap - 8" Telescopes
AstroZap$59.95New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$59.95 -
Astrozap Dew Heater Strap - 9.25" Telescopes
AstroZap$65.78New printed circuit technology ensures even heat distribution Draws only ½ the amount of power versus other brand heaters Each heater comes with a...
View full details$65.78 -
Astrozap Simple DC Adapter
AstroZap$40.95This adapter connects an Astrozap dew heater strap to a DC cigarette-light style plug.
$40.95 -
Baader 3.5nm / 4nm Ultra-Narrowband Filter Set – CMOS-optimized (H-alpha, O-III, S-II)
Baader Planetariumfrom $829.00Baader H-alpha / O-III / S-II Ultra-Narrowband (Narrowband) filter set - Premium Grade 3.5 / 4 nm half width (to harmonize the exposure time of H...
View full detailsfrom $829.00 -
Baader 3.5nm / 4nm Ultra-Narrowband Filters – CMOS-optimized (H-alpha / O-III / S-II)
Baader Planetariumfrom $285.00Baader H-alpha / O-III / S-II Ultra-Narrowband (Narrowband) filter set - Premium Grade 3.5 / 4 nm half width (to harmonize the exposure time of H...
View full detailsfrom $285.00 -
Baader 6.5nm f/2 Highspeed Filter Set – CMOS-optimized (H-alpha, O-III, S-II)
Baader Planetariumfrom $489.00Baader H-alpha / O-III / S-II f / 2 Highspeed Filter Set - Precision Grade 6.5 nm FWHM, recommended for extremely fast optical systems from f / 3...
View full detailsfrom $489.00 -
Baader 6.5nm f/2 Highspeed Filters – CMOS-optimized (H-alpha / O-III / S-II)
Baader Planetariumfrom $159.00Baader H-alpha / O-III / S-II f / 2 Highspeed Filter Set - Precision Grade 6.5 nm FWHM, recommended for extremely fast optical systems from f /...
View full detailsfrom $159.00 -
Baader 6.5nm Narrowband Filter Set – CMOS-optimized (H-alpha, O-III, S-II)
Baader Planetariumfrom $457.00Baader H-alpha / O-III / S-II Narrowband Filter Set - Precision Grade 6.5 nm FWHM, recommended for optical systems from f / 10 to f / 3.5 Reflex-...
View full detailsfrom $457.00 -
Baader UHC-S Filter - 1.25"
Baader Planetarium$89.00Great for HyperStar imaging! The Baader Planetarium UHC-S Nebula filter excels at delivering a high-contrast and natural view of emission nebula - ...
View full details$89.00 -
Baader UHC-S Filter - 2"
Baader Planetarium$147.00Great for HyperStar imaging! The Baader Planetarium UHC-S Nebula filter excels at delivering a high-contrast and natural view of emission nebula - ...
View full details$147.00 -
Baader UV-IR Cut Filter - 1.25"
Baader$73.00Baader Planetarium has introduced the world's finest UV/IR cut filter. This filter is a must for all digital imaging with Digital Cameras, CCD Came...
View full details$73.00 -
C14 Optical Tube Assembly (CGE Dovetail)
Celestron$6,499.9514" Schmidt-Cassegrain Optical Tube Assembly (OTA) Features Celestron's premium patented StarBright XLT optical coatings 3910mm focal length (f...
View full details$6,499.95 -
C5 Spotting Scope
Celestron$739.95Celestron’s C5 Spotting Scope is a 5" (127mm) aperture, 1250mm f/10 Schmidt-Cassegrain optical system. Its optical excellence is the reason it was ...
View full details$739.95 -
C6 OPTICAL TUBE ASSEMBLY (CG-5 DOVETAIL)
Celestron$839.956" Schmidt-Cassegrain optical tube assembly (OTA) Features Celestron's premium patented StarBright XLT optical coatings 1500 mm focal length (f/1...
View full details$839.95 -
Celestron 14-Inch Dovetail Bar (CGE)
Celestron$78.95Dovetail for mounting a Celestron 14" SCT to a Celestron CGE-style or Losmandy D-style saddle plate or for piggybacking a guidescope or camera.
$78.95 -
Celestron Advanced VX 6" Schmidt-Cassegrain
Celestron$1,749.006” (150mm) f/10 Schmidt-Cassegrain includes StarBright XLT coatings for better light transmission The most compact and portable of Celestron’s G...
View full details$1,749.00