Over $25

Features These binoculars combine a strong magnification with a high light gathering capacity Long distance observations and particularly detaile...

Features Binoculars with large light gathering capacity for use in twilight Large field of view of 122 m at 1000 m Individually adjustable interp...

Features Foldable binoculars for hikers, lightweight and space-saving Large field of view: 126 m With dioptre adjustment and foldable eyecups als...

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...

Features 1.5-inch stainless steel legs provide a sturdy foundation for your observing or imaging setup Die cast aluminum spreader tray locks agai...

Features Solid fork mount with tripod for large binoculars Carries binoculars up to 12kg and a width of max.290mm Soft and even movement of the l...

Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

Explore Scientific Rack and Pinion Focuser Extension Tube adds half an inch to our 2-inch Rack and Pinion focusers on our ED APO telescopes. CA Res...

Features Rotatable 360° diagonal to find the perfect viewing angle! 360mm Focal Length Full-length AZ Panhandle Mount Capture what you see with t...

Features Variable polarizing filter Individually adjustable image brightness Made from highly parallel optical glass Black anodized aluminum hous...

Give the gift of exploration. Gift cards are delivered by email and contain instructions to redeem them at checkout. Our gift cards have no additio...

Features Explore everything from the soil to the stars with this 50mm telescope and 640x microscope set. Easy-to-use refracting telescope has a 5...

Features Special mount atop telescope tube allows users to attach their device to the telescope and easily locate constellations and planets in t...

Features Learn how metal detectors work Build a handheld metal detector with adjustable sensitivity Discover how security checkpoints function by...

Features Learn simple scientific principles as you tackle 125 different circuitry challenges Design a maze and up the difficulty with a few bends...

Features Learn the basics of circuitry as you build your own boxing robots Have a fun bot-battle with family and friends Individual scoreboards a...

Description   This model does not come with the adapters that allow for a direct screw-on connection to a camera. It can be used with a camera by ...

Description Dual plug (DB9 FTDI chipset and USB 2.0 Mini B) works with PMC-Eight OPENGoTo systems, allowing ASCOM communications between a compute...

Features Wireless rain gauge with digital display 9-day precipitation history and rain alarm Time (12 / 24h) Date with language selection for the...

Features Detect coins, jewelry and other metal objects up to 6 inches below the surface LCD display and audio tones alert searchers to presence ...

Features Dark-Sky filter Contrast increase in aurora & deep-sky photography Reduction of stray light from street lights, for example Wide-ang...

The L-eXtreme is a two-band filter and the ideal choice for strong suppression of light pollution. It enables astrophotos of objects with narrow-ba...

Features High quality Explore Scientific O-III filter Let only the oxygen emission lines "through" Absorbs all other emission lines Absorbs almo...

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