Telescopes, Binoculars & Accessories

The Celestron 45º Erecting Prism Diagonal is a must-have accessory for transforming your refractor or catadioptric (Schmidt-Cassegrain) telesco...

Upgrade your telescope's optical performance with the Orion 1.25" Enhanced Aluminum Mirror Diagonal.  A mirror diagonal is an essential accessory f...

This wonderful telescope for beginners (age 8+) comes at a stunningly low priceIf you're intrigued by the night sky and eager to delve into stargaz...

Align your optics with a precision laser collimator.  An absolute must-have for Aspheric system performance.  This laser collimator boasts s...

Brand Celestron Eyepiece lens description Kellner Objective lens diameter 6 Centimetres Product Dimensions 27.3D x 13.5W x 7.4H Centimetre...

UHC is a filter that blocks the visual spectrum except for wavelengths between 480nM and 510nM.  Often called a Nebular or ALP (anti-light pollutio...

The Antares Variable Cross Polarizing eyepiece filter acts like a dimmer switch for your telescope, to tone down brightness and accentuate the con...

Colour filters enhance planetary imaging.  Every refractive system, (lenses, correctors, eyepieces, etc.) produces Chromatic Focal Shift: The diffe...

Twist-lock barlows make for easy eyepiece in-out and work with any barrel format.  These extend focal length, reduce spherical aberration, extend e...

Unleash the power of your smartphone to take you on a guided tour of the night sky—no telescope experience required. Award-winning and patented St...

Unleash the power of your smartphone to take you on a guided tour of the night sky—no telescope experience required. Award-winning and patented St...

About this item: Made of brass and includes a telescope coverUnique design for those who love something differentPart of  Brass Nautical Accessorie...

Celestron’s SkyMaster Series of large aperture binoculars are a phenomenal value for high performance binoculars ideal for astronomical viewing or...

The Sky-Watcher Traditional Dobsonian Telescope 254mm/1200mm (10") has a "paraboloidal" primary mirror to eliminate spherical aberration and a four...

Celestron’s new Nature DX Series is the perfect companion for the outdoors lover.  These affordable yet feature-packed binoculars are designed spec...

Product Description: Star Adventurer Mini Pro Pack (SAM) is a high precision, portable and stable tracking platform for sidereal, solar and lunar t...