Binoculars & Telescopes

Celestron's Heavy-Duty Manual Alt-Azimuth Mount with Tripod is ideally suited ... Celestron's Heavy-Duty Manual Alt-Azimuth Mount with Tripod is ideally suited to provide a stable observation platform for small- to medium-sized telescopes spotting scopes or large astronomical binoculars. This manual alt-az mount features full... more

Free Express Shipping! Celestron Eyepiece and Filter Kit (1.25") 1.25" Diamete... Free Express Shipping! Celestron Eyepiece and Filter Kit (1.25") 1.25" Diameter Accessories, 32, 17, 13, 8, 6mm Plossl Eyepieces, Six Colored Planetary Eyepiece Filters, Neutral Density Moon Filter, 2x Barlow Lens, Hard Aluminum Carrying Case more

Free Express Shipping! Celestron f/6.3 Reducer/Corrector For 5-14" Catadioptri... Free Express Shipping! Celestron f/6.3 Reducer/Corrector For 5-14" Catadioptric Scopes, Widens Field of View, Shortens Exposure Times, Requires 93633-A Photo Adapter, Requires Camera-Specific T-Mount more

Free Express Shipping! Celestron Ultima 80 20-60x80mm Spotting Scope Kit (Angl... Free Express Shipping! Celestron Ultima 80 20-60x80mm Spotting Scope Kit (Angled Viewing) Waterproof, Angled Viewing, 20-60x Wide-Angle Zoom Eyepiece, 40-60° Apparent Angle of View more

Free Express Shipping! Tele Vue Plossl 32mm Eyepiece (1.25") 32mm Focal Length... Free Express Shipping! Tele Vue Plossl 32mm Eyepiece (1.25") 32mm Focal Length, 50° Apparent Field of View, 1.25" Diameter Barrel, Ideal for Fast Focal Ratio OTAs, Diffraction-Limiting High-Index Glass, Multi-Coated Optics with Blackened Edges,... more

Free Express Shipping! Tele Vue Plossl 40mm Eyepiece (1.25") 40mm Focal Length... Free Express Shipping! Tele Vue Plossl 40mm Eyepiece (1.25") 40mm Focal Length, 43° Apparent Field of View, 1.25" Diameter Barrel, Ideal for Fast Focal Ratio OTAs, Diffraction-Limiting High-Index Glass, Multi-Coated Optics with Blackened Edges,... more

Free Express Shipping! Tele Vue Nagler Type-6 13mm Eyepiece (1.25") 13mm Focal... Free Express Shipping! Tele Vue Nagler Type-6 13mm Eyepiece (1.25") 13mm Focal Length, 82° Field of View, 1.25" Diameter Barrel, Fully Multi-Coated Optics, 7-Element/4-Group Lens Design, Slip-Resistant Textured Surface, Fold-Down Rubber Eyecup,... more

Free Express Shipping! Tele Vue 2x Barlow Lens (1.25") NULL Free Express Shipping! Tele Vue 2x Barlow Lens (1.25") NULL more

Free Express Shipping! Tele Vue 2.5x Powermate (1.25") NULL Free Express Shipping! Tele Vue 2.5x Powermate (1.25") NULL more

Free Express Shipping! Tele Vue 2x Powermate (2") NULL Free Express Shipping! Tele Vue 2x Powermate (2") NULL more

Celestron NexStar 8SE 203mm f/10 Schmidt-Cassegrain GoTo Telescope 203mm Schmi... Celestron NexStar 8SE 203mm f/10 Schmidt-Cassegrain GoTo Telescope 203mm Schmidt-Cassegrain Telescope, 2032mm Focal Length, f/10 Focal Ratio, StarBright XLT Optical Coating System, Single-Fork Motorized GoTo Alt-Az Mount, 25mm Eyepiece and... more

Free Express Shipping! Celestron NexStar 5SE 125mm f/10 Schmidt-Cassegrain GoT... Free Express Shipping! Celestron NexStar 5SE 125mm f/10 Schmidt-Cassegrain GoTo Telescope 125mm Schmidt-Cassegrain Telescope, 1250mm Focal Length, f/10 Focal Ratio, StarBright XLT Optical Coating System, Single-Fork Motorized GoTo Alt-Az Mount, 25mm... more

Celestron NexStar 4SE 102mm f/13 Maksutov-Cassegrain GoTo Telescope 102mm Maks... Celestron NexStar 4SE 102mm f/13 Maksutov-Cassegrain GoTo Telescope 102mm Maksutov-Cassegrain Telescope, 1325mm Focal Length, f/13 Focal Ratio, StarBright XLT Optical Coating System, NexStar+ Computer Hand Controller, 40,000+ Object Database with... more

Free Express Shipping! Celestron AstroMaster 70AZ 70mm f/13 Alt-Az Refractor T... Free Express Shipping! Celestron AstroMaster 70AZ 70mm f/13 Alt-Az Refractor Telescope 70mm Refractor OTA, 900mm Focal Length, f/13 Focal Ratio, Antireflection Fully Coated Optics, 1.25" Rack-and-Pinion Focuser, 10mm and 20mm Eyepieces, Manual... more

Free Express Shipping! Tele Vue Ethos 13mm Ultra Wide-Angle Eyepiece (1.25"/2"... Free Express Shipping! Tele Vue Ethos 13mm Ultra Wide-Angle Eyepiece (1.25"/2") 13mm Focal Length, Wide 100° Field of View, 1.25" and 2" Diameter Barrel, Fully Multi-Coated Optics, Slip-Resistant Textured Surface, Parfocal with 10mm Ethos Eyepiece,... more

Free Express Shipping! Starbound Starbound Observer's Chair (Black) Adjustable... Free Express Shipping! Starbound Starbound Observer's Chair (Black) Adjustable Seat for Astronomy, Seat Height Adjusts 9-32", Folds Down for Portability, Lightweight at 16 lb more

ATN 5x Mil-Spec Magnifier Lens for ATN 6015 & PVS14 Night Vision Monoculars AC... ATN 5x Mil-Spec Magnifier Lens for ATN 6015 & PVS14 Night Vision Monoculars ACMPPVSXL5A. 3 Night Vision Monocular the ATN PVS14-3 / PVS14-3A Gen.3/3A 1AA Night Vision Monocular the ATN 6015 Gen. 2+ Night Vision Monocular and the ATN 6015-4... more

Kowa 50X Wide Angle Eyepiece for Kowa High Lander Binocular Telescope - TSE-9W... 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... more

Kowa 32x82 High Lander Observation Binocular Telescope Prominar Fluorite Cryst... 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

Kowa Genesis 8x33mm Schmidt-Pechan Prism Binoculars with Prominar XD Lens Text... Kowa Genesis 8x33mm Schmidt-Pechan Prism Binoculars with Prominar XD Lens Textured Polymer Green. These high performance 8x33 binoculars use the technology of the Kowa TSN-880 and TSN 770 spotting scopes and pair the XD lenses with convex lenses... more