Binoculars & Telescopes › reflector telescope

Pentax Weatherproof XW 3.5mm Extra Wide Eyepiece w/1.25in Barrel

Designed for use with PENTAX brand spotting scopes and with astronomical telescopes with appropriate 1 1/4 or 2 focusers. Ideal for both ground and astronomical observations this eyepiece features fully multi-coated lenses to increase light... more

Pentax SMC XW 3.5mm Eyepiece (1.25") 70511

Free Express Shipping! Pentax SMC XW 3.5mm Eyepiece (1.25") For Select Pentax Spotting Scopes, For Telescopes That Use 1.25" Eyepieces, Wide 70° Angle of View, Low-Dispersion Lanthanum Glass Lenses, 8 Element/5 Group Lens Configuration, Produces a High... more

Orion VersaGo E-Series 90mm Altazimuth Refractor

The Versa Go E-Series 90mm Altazimuth Refractor features a 90mm-aperture (3.5 ) achromatic refractor telescope that will reveal distant subjects in stunning detail. The whole family will be enthralled by close-up views of the Moon s cratered surface... more

Celestron Aux Port Splitter

You can easily add a second auxiliary port to your Celestron mount with the Celestron AUX Port Splitter. This parallel adapter plugs into the AUX or hand controller port of your computerized telescope and splits it into two allowing you to connect the... more

Celestron 1.25 Eyepiece and Filter Kit

The Celestron 1.25 Eyepiece and Filter Kit is a wonderful way to expand the functionality and enjoyment of your telescope. Inside the metal foam-lined carry case you ll find several accessories. The included and very versatile 2X Barlow doubles the... more

Celestron Telescope Eyepiece and Filter Kit 1.25in Case 94303

Celestron Telescope Eyepiece and Filter Kit 1.25in Case 94303. The Celestron Eye Piece and Filter Kit contains five superior grade Plossl eyepieces one 2x Barlow lens six colored eyepiece filters a moon filter and molded plastic carrying case.... more

Celestron 93623 Oxygen III Narrowband Filter - 1.25 in.

Celestron Oxygen III 1.25-inch Narrowband Filter for Telescopes isolates just the two doubly-ionized oxygen lines (496 and 501 nm lines) emitted by planetary and emission nebulae while blocking the rest of the overall spectrum of light. The result is... more

Celestron EdgeHD .7x Telescope Reducer Lens 14in Telescopes 94240

Celestron EdgeHD .7x Telescope Reducer Lens 14in Telescopes 94240. 7x Focal Reducer Lens 94240 is a powerful tool for flattening the field seen through your telescope allowing you to take faster photographs and capture a wider field of view through... more

Carson RedPlanet 25 - 56x80mm Refractor Telescope w/Smartphone Adapter Red RP-200SP

Carson RedPlanet 25 - 56x80mm Refractor Telescope w/Smartphone Adapter Red RP-200SP. It features superior fully coated optics and a high quality heavy-duty aluminum tripod with a smartphone adaptor. Specifications for Carson RedPlanet 25 - 56x80mm... more

Kowa 50X Wide Angle Eyepiece for Kowa High Lander Binocular Telescope - TSE-9WH

Kowa 50X Wide Angle Eyepiece for Kowa High Lander Binocular Telescope - TSE-9WH. Specifications for Kowa 50X Wide Angle Eyepiece: Magnification: 50X Wide Real Field of View: 1.3 Apparent Field of View: 67 Exit Pupil Diameter: 1.6mm Relative Brightness:... more

National Geographic AZ Telescope 70mm 80-10070

National Geographic AZ Telescope 70mm 80-10070. 7mm Plossl Eyepieces Viewfinder: Red Dot viewfinder Astro CD Planisphere Specifications for National Geographic AZ Telescope: Manufacturer: National Geographic Included Accessories: diagonal red dot... more

Kowa 21X Wide Angle Eyepiece for Kowa Highlander Binocular Telescope - 21WH

Kowa 21X Wide Angle Eyepiece for Kowa Highlander Binocular Telescope - 21WH. Specifications for Kowa 21 X Wide Angle Eyepiece: Magnification: 21XW (21x Wide) Real Field of View: 3.0 Apparent Field of View: 63 Exit Pupil Diameter: 3.9mm Relative... more

Kowa 32x82 High Lander Observation Binocular Telescope Prominar Fluorite Crystal Lenses

Kowa 32x82 High Lander Observation Binocular Telescope Prominar Fluorite Crystal Lenses. Kowa Optics designed these Binoculars with 82mm PROMINAR fluorite crystal objective lenses that are fully multi-coated for enhanced brightness. This powerful... more

Barska Starwatcher 450 Power 50x600 mm PH Refractor Telescope w/ Finderscope Silver AE10748

Barska Starwatcher 450 Power 50x600 mm PH Refractor Telescope w/ Finderscope Silver AE10748. These entry level Telescopes from Barska come with everything you need to start the adventure of a lifetime. Barska Starwatcher Refractor Telescope Kits are... more

Celestron Telescope Binocular Stereo Viewer 93691

Celestron Telescope Binocular Stereo Viewer 93691. In addition to eliminating eye fatigue associated with viewing through one eye for a prolonged period of time this bino viewer also provides a three dimensional effect while observing many celestial... more

Celestron Telescope Binocular Stereo Viewer 93691

Celestron Telescope Binocular Stereo Viewer 93691. In addition to eliminating eye fatigue associated with viewing through one eye for a prolonged period of time this bino viewer also provides a three dimensional effect while observing many celestial... more

Celestron Equatorial Wedge for NexStar Evolution and SE 6/8SE Telescopes 93665

Celestron Equatorial Wedge for NexStar Evolution and SE 6/8SE Telescopes 93665. Our popular NexStar SE and our new NexStar Evolution telescopes are great for astrophotography however an EQ wedge is necessary to take longer exposure images or to advance... more

Celestron Telescope Power Tank-17 Power Supply 18777

Celestron Telescope Power Tank-17 Power Supply 18777. Take your Celestron Telescope anywhere with this portable rechargeable power supply. Celestron 12v PowerTank-17 #18777is also useful as an emergency roadside accessory. It includes an emergency... more

Celestron Telescope Power Tank-17 Power Supply 18777

Celestron Telescope Power Tank-17 Power Supply 18777. Take your Celestron Telescope anywhere with this portable rechargeable power supply. Celestron 12v PowerTank-17 #18777is also useful as an emergency roadside accessory. It includes an emergency... more

Celestron StarSense AutoAlign Sky-Watcher SynScan Telescope Mount Black 94006

Celestron StarSense AutoAlign Sky-Watcher SynScan Telescope Mount Black 94006. It's never been easier to locate celestial objects. Now this technology can be ported to a computerized Sky-Watcher mount with this new Interface Box further expanding the... more

Celestron StarSense AutoAlign Sky-Watcher SynScan Telescope Mount Black 94006

Celestron StarSense AutoAlign Sky-Watcher SynScan Telescope Mount Black 94006. It's never been easier to locate celestial objects. Now this technology can be ported to a computerized Sky-Watcher mount with this new Interface Box further expanding the... more

Celestron Luminos Telescope Eyepiece 31mm Focal Length 2in Barrel 93435

Celestron Luminos Telescope Eyepiece 31mm Focal Length 2in Barrel 93435. With an 82 field of view you can see a good portion of the night sky at once through these Celestron telescope accessories. Celestron has equipped the Celestron Luminos Telescope... more

Celestron AstroFi 102 Telescope Wi-Fi Maksutov 22202

Celestron AstroFi 102 Telescope Wi-Fi Maksutov 22202. The Astro Fi 102mm Maksutov-Cassegrain is a fully featured telescope that can be controlled with your smart phone or tablet using the free Celestron SkyPortal app. Celestron's SkyPortal app replaces... more

Celestron AstroFi 102 Telescope Wi-Fi Maksutov 22202

Celestron AstroFi 102 Telescope Wi-Fi Maksutov 22202. The Astro Fi 102mm Maksutov-Cassegrain is a fully featured telescope that can be controlled with your smart phone or tablet using the free Celestron SkyPortal app. Celestron's SkyPortal app replaces... more

Celestron AstroMaster LT 70AZ Telescope 21074

Celestron AstroMaster LT 70AZ Telescope 21074. Equipped with two different eyepieces - one 20mm and one 10mm - plus a 700mm focal length these refractor telescopes can achieve a maximum useful magnification of 165x more than enough for close inspection... more

Celestron AstroMaster LT 70AZ Telescope 21074

Free Express Shipping! Celestron AstroMaster LT 70AZ Telescope Achromatic Refractor, 70mm Aperture, 700mm f/10, Steel Leg Tripod, Manual Altazimuth Mount, Two Eyepieces, Diagonal, Highest Magnification 165x, SkyX Astronomy Software more

Celestron AstroMaster LT 70AZ Telescope 21074

Celestron AstroMaster LT 70AZ Telescope 21074. Equipped with two different eyepieces - one 20mm and one 10mm - plus a 700mm focal length these refractor telescopes can achieve a maximum useful magnification of 165x more than enough for close inspection... more

Celestron EclipSmart White-Light Solar Filter for 127/130mm Reflector OTAs 94222

Celestron EclipSmart White-Light Solar Filter for 127/130mm Reflector OTAs Adapt Nighttime Scopes for Solar Viewing, For Select 127mm/130mm Reflector OTAs, Provides Neutral Color and High Contrast, Proprietary Mylar Filter Material, Filters 99.999%... more

Celestron EdgeHD CGE 8" f/10 Aplanatic Schmidt-Cassegrain Telescope (OTA Only) 91030-XLT

[Pre Order - allow extra time] Celestron EdgeHD CGE 8" f/10 Aplanatic Schmidt-Cassegrain Telescope (OTA Only) 8" (203mm) Schmidt-Cassegrain OTA, 2032mm Focal Length, f/10 Focal Ratio, StarBright XLT Optical Coating System, EdgeHD Aplanatic... more

Celestron EdgeHD CGE 8" f/10 Aplanatic Schmidt-Cassegrain Telescope (OTA Only) 91030-XLT

[Pre Order - allow extra time] Celestron EdgeHD CGE 8" f/10 Aplanatic Schmidt-Cassegrain Telescope (OTA Only) 8" (203mm) Schmidt-Cassegrain OTA, 2032mm Focal Length, f/10 Focal Ratio, StarBright XLT Optical Coating System, EdgeHD Aplanatic... more

Celestron Used StarSense AutoAlign Telescope Alignment System 94005

[FACTORY REFURBISHED] - Celestron StarSense AutoAlign Telescope Alignment System -Refurb more

Celestron StarSense Accessory 94005

Celestron StarSense Accessory 94005. Before this Telescope Accessory from Celestron was created using a computerized telescope required a lengthy alignment process of finding and centering at least two bright stars in the telescope s eyepiece. But... more

Celestron StarSense Accessory 94005

Celestron StarSense Accessory 94005. Before this Telescope Accessory from Celestron was created using a computerized telescope required a lengthy alignment process of finding and centering at least two bright stars in the telescope s eyepiece. But... more

Creative Cedar Designs Plastic Playset Telescope, Hardware Included Plastic in Red | 4 H x 3.5 W x 12 D in | Wayfair BP 013-R

Telescope Playground Accessory from Creative Cedar Designs is the ultimate explorer’s addition to most residential playsets! Accessible, oversized design and compass illustrations encourage your little navigator to explore an imaginative world of play... more

Celestron Used C14-AF XLT 14" f/11 Schmidt-Cassegrain Telescope (OTA Only, CGE Dovetail) 91038-XLT

[FACTORY REFURBISHED] - Celestron C14-AF XLT 14" f/11 Schmidt-Cassegrain Telescope (OTA Only, CGE Dovetail) -Refurb more

Celestron 2A AC Adapter for Select Celestron Computerized Telescopes 18778

Celestron 2A AC Adapter for Select Celestron Computerized Telescopes 12V/2A Power Supply, For Celestar 8, NexStar SE & More TELESCOPES-Drives & Computerized Accessories more

Celestron T-Adapter 93644

Celestron T-Adapter For 8.0" EdgeHD Telescope TELESCOPES-Adapter Rings more

Celestron Off-Axis Guider 93648

Celestron Off-Axis Guider 93648. The Celestron Off-Axis Lens Guider is an essential astroimaging accessory for long focal length telescopes that require the most accurate guiding possible. It uses a prism to intercept a small portion of the telescope s... more