All on Sale

  • National Geographic 2x Ruler Magnifying Glass
    National Geographic 2x Ruler Magnifying Glass
    Original Price $ 12.99
    Current Price $ 9.99

    National Geographic 2x Ruler Magnifying Glass

    National Geographic

    Features 2x magnification Lightweight acrylic lens 12in ruler with red center guide line Protective sleeve for storage 14.75in long by 1.125in wi...

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    Original Price $ 12.99
    Current Price $ 9.99
  • Soft-Sided Eyepiece Case - EPWP KIT Case
    Soft-Sided Eyepiece Case - EPWP KIT Case
    Original Price $ 38.99
    Current Price $ 29.99

    Soft-Sided Eyepiece Case - EPWP KIT Case

    Explore Scientific

    Description The compact versatile soft-sided case is one of the most versatile storage solutions made. It’s the perfect combination of protection ...

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    Original Price $ 38.99
    Current Price $ 29.99
  • Explore Scientific Hybrid Finder Scope Base
    Explore Scientific Hybrid Finder Scope Base
    Original Price $ 44.99
    Current Price $ 39.99

    Explore Scientific Hybrid Finder Scope Base

    Explore Scientific

    The Explore Scientific Hybrid Finder Scope Base is designed to accept all legacy Explore Scientific finder scope brackets and mini dovetail-type (e...

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    Original Price $ 44.99
    Current Price $ 39.99
  • Bresser Clip-On 238° Super Fisheye Smartphone Lens
    Bresser Clip-On 238° Super Fisheye Smartphone Lens
    Original Price $ 79.99
    Current Price $ 49.99

    Bresser Clip-On 238° Super Fisheye Smartphone Lens

    Bresser

    Description Pimp your smartphone! The Bresser Clip-On Smartphone Lenses make desire on photographing with the smartphone or Tablet PC. With the sm...

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    Original Price $ 79.99
    Current Price $ 49.99
  • Bresser Clip-On 150° Super Wide-Angle Smartphone Lens
    Bresser Clip-On 150° Super Wide-Angle Smartphone Lens
    Original Price $ 79.99
    Current Price $ 49.99

    Bresser Clip-On 150° Super Wide-Angle Smartphone Lens

    Bresser

    Description Made from premium multi-coated optics, the Bresser Clip-On 150° Super Wide-Angle Smartphone Wide Lens gives you a super-wide field of ...

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    Original Price $ 79.99
    Current Price $ 49.99
  • National Geographic 20-60x60 Spotting Scope
    National Geographic 20-60x60 Spotting Scope
    Original Price $ 99.99
    Current Price $ 69.99

    National Geographic 20-60x60 Spotting Scope

    National Geographic

    Features Weighing just over two pounds, this grab-and-go observation aid is perfect for hiking, birding, nature watching and casual stargazing. 6...

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    Original Price $ 99.99
    Current Price $ 69.99
  • Certified Pre-Owned National Geographic 40x-1600x Microscope
    Certified Pre-Owned National Geographic 40x-1600x Microscope
    Original Price $ 139.99
    Current Price $ 97.95

    Certified Pre-Owned National Geographic 40x-1600x Microscope

    National Geographic

    Features Study specimens in stages using three magnification powers ranging from 40x to 1600x. USB eyepiece connects the device directly to a com...

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    Original Price $ 139.99
    Current Price $ 97.95
  • Certified Pre-Owned Explore Scientific 99% Reflective 2" Diagonal
    Certified Pre-Owned Explore Scientific 99% Reflective 2" Diagonal
    Original Price $ 169.99
    Current Price $ 119.95

    Certified Pre-Owned Explore Scientific 99% Reflective 2" Diagonal

    Explore Scientific

    Description The Explore Scientific 2-inch Dielectric-Coated Diagonal Mirror comes complete with 1.25-inch Adapter and dust covers. Solid construct...

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    Original Price $ 169.99
    Current Price $ 119.95
  • Certified Pre-Owned Explore Scientific 8x50 Straight Through Illuminated Viewfinder with Bracket and NEW long battery life Illuminator II
    Certified Pre-Owned Explore Scientific 8x50 Straight Through Illuminated Viewfinder with Bracket and NEW long battery life Illuminator II
    Original Price $ 239.99
    Current Price $ 165.95

    Certified Pre-Owned Explore Scientific 8x50 Straight Through Illuminated Viewfinder with Bracket and NEW long battery life Illuminator II

    Explore Scientific

    Description The Explore Scientific 8x50 produces a wide 6° field of view and allows precision focus of both main objective and eyepiece illuminat...

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    Original Price $ 239.99
    Current Price $ 165.95
  • Certified Pre-Owned Pirsch 10x34 Binoculars
    Certified Pre-Owned Pirsch 10x34 Binoculars
    Original Price $ 249.99
    Current Price $ 175.00

    Certified Pre-Owned Pirsch 10x34 Binoculars

    Bresser

    Features Small travel binoculars, ideal also for eyeglass wearers Waterproof and nitrogen purged / true colour images Phase coating for high cont...

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    Original Price $ 249.99
    Current Price $ 175.00
  • Certified Pre-Owned FirstLight EXOS-2 GoTo EQ Mount - CPO-FL-EXOS2GT
    Certified Pre-Owned FirstLight EXOS-2 GoTo EQ Mount - CPO-FL-EXOS2GT
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    Original Price $ 432.00
    Current Price $ 189.95

    Certified Pre-Owned FirstLight EXOS-2 GoTo EQ Mount - CPO-FL-EXOS2GT

    Explore Scientific

    Description This German Equatorial mount is equipped with motors on both axes, allowing the mount to track astronomical objects accurately. The pr...

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    Original Price $ 432.00
    Current Price $ 189.95
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  • Certified Pre-Owned FirstLight 130mm Newtonian Telescope with EQ3 Mount - CPO-FL-N130600EQ3
    Certified Pre-Owned FirstLight 130mm Newtonian Telescope with EQ3 Mount - CPO-FL-N130600EQ3
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    Original Price $ 279.99
    Current Price $ 199.95

    Certified Pre-Owned FirstLight 130mm Newtonian Telescope with EQ3 Mount - CPO-FL-N130600EQ3

    Explore Scientific

    Features Generous 130mm aperture showcases galaxies, nebulae and star clusters with its impressive light-gathering capability. Fast focal ratio (...

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    Original Price $ 279.99
    Current Price $ 199.95
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  • Certified Pre-Owned Explore FirstLight 102mm Doublet Refractor Telescope with Twilight Nano Mount - FL-AR102600TN
    Certified Pre-Owned Explore FirstLight 102mm Doublet Refractor Telescope with Twilight Nano Mount - FL-AR102600TN
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    Original Price $ 279.99
    Current Price $ 199.99

    Certified Pre-Owned Explore FirstLight 102mm Doublet Refractor Telescope with Twilight Nano Mount - FL-AR102600TN

    Explore Scientific

    Features 102mm aperture is ideal for getting excellent views of deep sky favorites. Doublet design uses a pairing of glass lenses separated by a ...

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    Original Price $ 279.99
    Current Price $ 199.99
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  • Certified Pre-Owned Twilight I Adjustable Angle Alt-Azimuth Mount - CPO-MAZ01-00
    Certified Pre-Owned Twilight I Adjustable Angle Alt-Azimuth Mount - CPO-MAZ01-00
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    Original Price $ 289.99
    Current Price $ 217.99

    Certified Pre-Owned Twilight I Adjustable Angle Alt-Azimuth Mount - CPO-MAZ01-00

    Explore Scientific

    Description The Twilight I is a light-to-medium-duty alt-azimuth mount and tripod designed to quickly and easily accept small to medium sized ref...

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    Original Price $ 289.99
    Current Price $ 217.99
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  • Certified Pre-Owned HR Variable Coma Corrector (2-inch) - CPO-HRCC02-00
    Certified Pre-Owned HR Variable Coma Corrector (2-inch) - CPO-HRCC02-00
    Original Price $ 329.99
    Current Price $ 239.95

    Certified Pre-Owned HR Variable Coma Corrector (2-inch) - CPO-HRCC02-00

    Explore Scientific

    Description After hours at the eyepiece, you finally get to view the fruits of your astrophotography labors. The stars in the center of the field ...

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    Original Price $ 329.99
    Current Price $ 239.95
  • Explore Scientific Two-Room Pop-Up Go Observatory Tent
    Explore Scientific Two-Room Pop-Up Go Observatory Tent
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    Original Price $ 399.99
    Current Price $ 249.99

    Explore Scientific Two-Room Pop-Up Go Observatory Tent

    Explore Scientific LLC

    Description An Explore Scientific Two-Room Pop-Up Go Observatory Tent Can Transform Your Astronomy! Protect Your Gear from Wind, Dew, Rain, and Du...

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    Original Price $ 399.99
    Current Price $ 249.99
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  • Certified Pre-Owned iEXOS-100 PMC-Eight Equatorial Tracker System
    Certified Pre-Owned iEXOS-100 PMC-Eight Equatorial Tracker System
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    Original Price $ 429.99
    Current Price $ 329.99

    Certified Pre-Owned iEXOS-100 PMC-Eight Equatorial Tracker System

    Explore Scientific

    Features The iEXOS-100 is an astronomical GOTO system that utilizes a proven German equatorial mount design and Explore Scientific’s revolutionary...

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    Original Price $ 429.99
    Current Price $ 329.99
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  • Certified Pre-Owned TDM Adapter for Celestron CGE
    Certified Pre-Owned TDM Adapter for Celestron CGE
    Original Price $ 499.99
    Current Price $ 349.95

    Certified Pre-Owned TDM Adapter for Celestron CGE

    Explore Scientific

    Description You do not have to give up your current mount to enjoy the full benefits of a Telescope Drive Master from Explore Scientific. This sim...

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    Original Price $ 499.99
    Current Price $ 349.95
  • Certified Pre-Owned Explore Scientific 99% Reflective 3" Diagonal
    Certified Pre-Owned Explore Scientific 99% Reflective 3" Diagonal
    Original Price $ 489.99
    Current Price $ 349.99

    Certified Pre-Owned Explore Scientific 99% Reflective 3" Diagonal

    Explore Scientific

    Description The Explore Scientific 3-inch Dielectric-Coated Diagonal Mirror comes complete with 2 inch Adapter and dust covers. Solid construction...

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    Original Price $ 489.99
    Current Price $ 349.99
  • Certified Pre-Owned 208mm f/3.9 Newtonian Telescope
    Certified Pre-Owned 208mm f/3.9 Newtonian Telescope
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    Original Price $ 499.99
    Current Price $ 379.95

    Certified Pre-Owned 208mm f/3.9 Newtonian Telescope

    Bresser

    Description The N20839 Newtonian with its large 208mm aperture and short 812mm focal length produces a fast, rich-field optical design perfect for...

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    Original Price $ 499.99
    Current Price $ 379.95
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  • Certified Pre-Owned DAR102 Air-Spaced Doublet Refractor Telescope - CPO-DAR102065-01
    Certified Pre-Owned DAR102 Air-Spaced Doublet Refractor Telescope - CPO-DAR102065-01
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    Original Price $ 549.99
    Current Price $ 385.99

    Certified Pre-Owned DAR102 Air-Spaced Doublet Refractor Telescope - CPO-DAR102065-01

    Explore Scientific

    Description The Explore Scientific AR Air-Spaced Doublet Series telescopes are classic air-spaced, crown-and-flint, doublet achromatic f/6.5 refra...

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    Original Price $ 549.99
    Current Price $ 385.99
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  • Certified Pre-Owned Alpen Shasta Ridge 20-60x80 Waterproof Spotting Scope
    Certified Pre-Owned Alpen Shasta Ridge 20-60x80 Waterproof Spotting Scope
    Original Price $ 649.99
    Current Price $ 449.95

    Certified Pre-Owned Alpen Shasta Ridge 20-60x80 Waterproof Spotting Scope

    Alpen

    Features Waterproof Fully Multi-Coated Rubber Covered Tripod Carry Case Video Specs Item Number CPO-788 Magnification 20–60X Field...

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    Original Price $ 649.99
    Current Price $ 449.95
  • Alpen Teton 8x42 Binoculars with Abbe Prism
    Alpen Teton 8x42 Binoculars with Abbe Prism
    Original Price $ 559.99
    Current Price $ 459.99

    Alpen Teton 8x42 Binoculars with Abbe Prism

    Alpen

    Features HD – High definition, ED – Extra low dispersion optical system Abbe prisms with Alpen’s exclusive SHR metallic coating for bright, sharp...

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    Original Price $ 559.99
    Current Price $ 459.99
  • Alpen Teton 10x42 Binoculars with Abbe Prism
    Alpen Teton 10x42 Binoculars with Abbe Prism
    Original Price $ 559.99
    Current Price $ 459.99

    Alpen Teton 10x42 Binoculars with Abbe Prism

    Alpen

    Features HD – High definition, ED – Extra low dispersion optical system Abbe prisms with Alpen’s exclusive SHR metallic coating for bright, sharp...

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    Original Price $ 559.99
    Current Price $ 459.99