Products

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

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

Extra-Low Dispersion (ED) objective lenses provide high resolution, high contrast images that are virtually free of optical defects like chromati...

Extra-Low Dispersion (ED) objective lenses provide high resolution, high contrast images virtually free of optical defects like chromatic aberrati...

Extra-Low Dispersion (ED) objective lenses provide high resolution, high contrast images virtually free of optical defects like chromatic aberrati...

Extra-Low Dispersion (ED) objective lenses provide high resolution, high contrast images that are virtually free of optical defects like chromati...

Did you know culinary salt is the mineral halite? Or that the pigment vermillion is powdered cinnabar, a mineral whose name comes from the Persian...

Get the Most Out of Your Origin: Enhance your Celestron Origin’s views and images of nebulae—especially from urban and suburban skies. This filt...

A complete digiscoping solution: NexGO connects your smartphone to an eyepiece while the Bluetooth shutter release button helps you get a steady ...

A complete digiscoping solution: NexGO connects your smartphone to your optic eyepiece NexGO’s design works with most optics including telescopes...

High quality 130mm Newtonian Reflector Fully computerized Altazimuth mount StarPointer™ red-dot finderscope to help with alignment and accurately...

  Explore the Universe and control your NexStar Evolution telescope with the free Celestron SkyPortal Powered by SkySafari app for iOS and Android...

OVERVIEW 8” EdgeHD Optics: Provides superb visual and astro-imaging performance, free of coma and field curvature. Rechargeable lithium-iron bat...

The Evolution Bracket tilts the hand controller at a convenient 30-degree angle, making it easy to read the LCD and use the controller even while i...

The NexStar SE Bracket tilts the hand controller at a convenient 30-degree angle, making it easy to read the LCD and use the controller even while ...

This part is used to replace the removable lip on the newer model Starizona Nexus 0.75x coma corrector, providing a male M54 x 0.75 thread for a di...

This part is used to replace the removable lip on the newer model Starizona Nexus 0.75x coma corrector, providing a male M54 x 1 thread for a direc...

This part is used to replace the removable lip on the newer model Starizona Nexus 0.75x coma corrector, providing a male M54.5 x 1 thread for a dir...

The NexYZ 3-Axis Universal Smartphone Adapter is a great first step into the world of astroimaging or digiscoping. The NexYZ provides you everythin...

A complete digiscoping solution: NexYZ connects your smartphone to an eyepiece while the Bluetooth shutter release button helps you get a steady ...

*** Currently Unavailable - Working on new regular and HD ***   With the 0.4x focal reduction factor, the field of view becomes 2.5x wider and expo...

Make Stargazing More Fun Than Ever!Stargazing is among the most peaceful and inspiring outdoor activities. Night Sky, the award-winning book by Jon...

Updated star maps include all sky events occurring in 2017 and beyond. Praise for the previous edition: "A concise introduction to the night sky ...

Play Cards and Learn to Identify Constellations in the Northern Hemisphere! Anyone who enjoys nature, the great outdoors, and stargazing will love...

A red flashlight is one of the most beneficial accessories you can own as an amateur astronomer, no matter how occasional your night sky observatio...

A greatly revised and updated edition of the best-selling guidebook to stargazing The fifth edition of NightWatch: A Practical Guide to Viewing th...

The NOMAD star tracker from Move Shoot Move is a super handy portable tracking mount for shooting Milky Way photos with a DSLR or mirrorless camera...

OM3 Optical Fiber Transceivers rated for Industrial Temperature Range (-40C to +85C) – Quantity 2.

High quality optics start with each lens and/or mirror being hand selected so only the finest grade of optical glass is used StarBright XLT coatin...

  High quality optics start with each lens and/or mirror being hand selected so only the finest grade of optical glass is used StarBright XLT coat...

High quality optics start with each lens and/or mirror being hand selected so only the finest grade of optical glass is used StarBright XLT coatin...

OPEN-BOX ITEM This SCT Corrector IV is an open-box unit. Each open-box item has been inspected and verified by our engineers to be in like-new co...

Carrying case for most 8”, 9.25” or 11” Schmidt-Cassegrain or EdgeHD optical tube; along with the 8" RASA optical tube Space for carrying accesso...

Optolong H-Alpha 7nm filter is the popular narrowband filter allowing 7nm bandwidth of light centered on a wavelength of 656nm through, and reducin...

Optolong L-eXtreme F2 is a dual-band (500.7 nm and 656.28 nm, FWHM=7 nm) narrowband pass filter that meets the requirements for transmission at con...

Technical Data Schott substrate material Thickness 2.0mm Surface Quality: 60/40 (Refer to MIL-O-13830) Fine-optically polished to ensure accurate ...

Sizes 2" Mounted Specifications CWL(centre wavelength): 656.3nm Fwhm: 7nm Tpeak: <85% Coating Wavelength: 300-1100nm Optical Denisity: OD3 Su...

Narrowband H-beta filter is designed for nebula observation allowing 12nm bandwidth of light centered on a wavelength of 486nm through Narrowband H...

Narrowband H-beta filter is designed for nebula observation allowing 12nm bandwidth of light centered on a wavelength of 486nm through Narrowband H...

Optolong IR Pass 685nm filter is designed to block wavelengths below 670nm and can be used in IR-LRGB imaging to produce a sharper luminance image ...

Optolong IR Pass 685nm filter is designed to block wavelengths below 670nm and can be used in IR-LRGB imaging to produce a sharper luminance image ...

L-eNhance clip-filter designed for Canon EOS APS-C format cameras.  It is a dual-band pass filter which has been designed for DSLR, color CMOS and ...