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In 2019, NASA announced that an international team had found sugars essential to life in meteorites. The discovery added to the growing list o...

Stromatolite fossils are a dominant record of life for most of Earth’s history prior to the appearance of complex, multicellular organisms. S...

Description Counterweight for use on AP equatorial mounts. Warranty Vixen warranties its products to be free from initial defects in materials an...

Description For DD-2 controller, Dew Heater 2, Color CCD Camera C0014-3M. Specs Dimensions 140x80x80mm Plug ID 2.1mm OD 5.5mm DC plug with cen...

Features Lifetime Warranty with registration* ED Glass - Extra-Low Dispersion Glass Waterproof Fog-proof BK7 Optics PXA Phase Coating Magnesium ...

Essential for Time-Lapse Photography Specs Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera Multi/micro USB te...

Features High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost all of the artificial light Passband bandwid...

Features High quality Explore Scientific H-Alpha filter Lets only the emission lines of hydrogen "through" Absorbs almost all of the artificial l...

Features High quality Explore Scientific S-II filter Absorbs all other emission lines Absorbs almost all of the artificial light Passband bandwid...

Description For mounting optical tubes onto SX, GP2 series mounts Fits the mount head of AXD or SXP directly. Fits New Atlux equatorial mount by u...

Features High-quality 105 mm achromatic refractor 105 mm aperture and 1000 mm focal length For beginners and advanced observers Outstanding sharp...

Features Very quick 200 mm F 4.0 optics Photographically optimized mirror system Powerful and portable Ideal for nebulae and galaxies Descripti...

Features Increases the focal length by a factor of 1.4 The focal length of the R200SS is increased to 1120 mm (F5.6) Interior matte surface preve...

Description The Bresser Science MTL 201 is a special reflected light microscope, which allows to observe non-transparent surfaces at higher magnif...

Description Camera-platform Adapter Adapter for SXG-HAL130, SXG-AL130, APP-TL130 and Skypod tripod. You can use it to fit 1/4 inch screw camera ...

Description It allows you to use an polar alignment scope PF-LII, polar alignment scope PF-L or SX polar axis scope for the POLARIE U. The polar s...

Description Connects Telescope, Spotting Scope with DSLR Camera The T Ring is designed to be used for Astrophotography in conjunction with other ...

Description Accessories for Optical Tube Assembly Vixen Tube Rings are designed for use with Vixen's Dovetail Tube Plate (#2661). They will allow...

Features Works in every scene from concerts to trekking Waterproof design filled with inert nitrogen gas Special rubber processing exterior to wi...

Features Works in every scene from concerts to trekking Waterproof design filled with inert nitrogen gas Special rubber processing exterior to wi...

Features Reveals Details of Artwork and Crafts Fully Coated Optics Ribbed Rubber Focus Collar Fold-Down Rubber Eyecup BK7 Roof Prism Exceptionall...

Features High quality ED glasses Waterproof and filled with nitrogen Extremely high sharpness and color purity Twist-Up eyecups Super multicoatin...

Features Powerful large binoculars with a 70 mm objective diameter and 400 mm focal length Observe the moon, the planets and bright deep sky obje...

Features 2-in-1: usable as a field tripod or monopod Load capacity up to 15.4 lbs Built-in circular level Description The Bresser BR-7 Field t...