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Features Study specimens in stages using three magnification powers ranging from 300x to 1200x. Use the projection eyepiece to trace images to an...

Features Waterproof National Geographic Harness 283ft field of view at 1000 yards Carrying case and lens covers included Description These ver...

Features High-quality thermal imaging device with a colorful HD AMOLED display 2x (Digital Zoom up to 4x, 8x) 384x288 17 µ <40mK thermal imagi...

Features High-quality thermal imaging device with a colorful HD AMOLED display 3x (Digital Zoom up to 6x, 12x) 384x288 17 µ <40mK thermal imag...

Features 1.25 "linear polarization filter Socket with 1.25 "filter thread Also suitable for Lunt Herschel wedges Description Simple linear 1.25...

A Map of the Classical Albedo Features of Mars Produced by Carlos Hernandez. Not all features noted on the map are visible to an observer at any...

Features This versatile adventure set has the devices you need to explore everything from the terrestrial to the celestial by offering a telescop...

Features Ample 70mm aperture will reveal lots of lunar details, planetary features like Jupiter’s cloud belts or Saturn’s rings and some of the b...

Get the National Geographic Carbon Trekking Poles Set ($59.99) for FREE, when purchasing 10x42 Waterproof Performance Roof Binoculars. To activate...

Features This is a field flattener for refractor-type telescopes with a focal ratio of f/5 to f/7 Causes no change to the telescope focal length ...

Features Waterproof up to 32 ft LED light and strong pulse vibration for metal detection Uncover coins, jewelry and precious metals on land or un...

Description With its ability to support heavy imaging trains without sacrificing stability, precision or smooth rotation, the robust Explore Scien...

Description Get to know fascinating sights in our solar system and beyond with the National Geographic 70mm refractor telescope. This telescope ha...

Features Three objective lenses mounted on a rotating turret provide magnifications of 100x, 400x and 1200x. Includes Prepared and blank slides, ...

Description Discover The World Around! Your ExploreOne 6x21 Binoculars are the perfect companion for countless outdoor adventures. With these dura...

AA Battery Holder Powers Truss-Tube Dobsonian Fans   The AA battery holders for the Explore Scientific truss-tube Dobsonian telescopes with fans us...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

Features Very high sharpness and contrast across the entire field of view Almost no color defects due to lanthanum glass Twist-Up eyecup for peop...

This ED80-FCD100 comes with the Hybrid 2N1 finder base included (but not installed) Description Reveal celestial wonders like the desolate beauty ...