Watch the Annular Eclipse Event on October 14th, 2023 in safety, comfort, and style. Made with an advanced impregnated polymer filter material.
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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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Features 150° wide-angle photographs Suitable for all smartphones and Tablet PCs Simple and fast adjusting via clip Description Made from pre...
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Certified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
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Features Recommended by the birding staff of "On the Wing" HD – High definition, ED – Extra low dispersion optical system Abbe prisms with Alpen...
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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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Save $ 150.04
Certified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
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Save $ 200.04
Certified Pre-Owned Refurbished These Certified Pre-Owned items -- including telescopes and accessories -- have been thoroughly inspected by the E...
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Features New “multi-dot” reticle design in standard 4.0 degree, 2.0 degree, and 0.5 degree circular patterns that prevents blocking stars in the ...
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Features 360° Field of View 60" Diameter Fabric- 150 Camo Adjustable Window Height 18"-64" Water Repellent Lightweight Simple Setup Description...
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Features Binoculars with 80 mm lens diameter 31.7 mm (1 1/4 inch) eyepiece sockets for changeable eyepieces Very high light intensity thanks to t...
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Features Binoculars with 126 mm objective lenses and 625 mm focal length 31.7 mm (1 1/4 inch) eyepiece sockets for changeable eyepieces Very high...
View full detailsReal good folks who know and sell a thing or two about various scientific implements.
Jer Bear
Great company from the top down. Astrophotography is hard and they really helped me improve. Saving up for the 140mm refractor.
Ross Ferguson
Excellent source of astronomy equipment with knowledgeable folks working there. Highly recommended.
John Fitzgerald
Author of "Learn to Stargaze for Kids", John A. Read got started in astronomy throught the Mount Diablo Astronomical Society, volunteering as many as four nights per week under California's cloudless skies. In 2013 he published his first book, 50 Things...
On the occasion of the 75th anniversary of the Association of Lunar and Planetary Observers (ALPO), an international organization devoted to of our solar system and of exo-planets, the ALPO has become an Explore Alliance Affiliate Organization. The ALPO...
