Products

When the designers at Explore Scientific set their sights on creating a top-quality apochromatic refractor that anyone would be proud to own, they ...

Reveal celestial wonders like the desolate beauty of the lunar terrain, the serene structure of Saturn’s rings or the brightest deep sky treasures ...

The Explore Scientific 80mm f/6 Air-Spaced Triplet ED APO telescope made Wired Magazine's Wish List for cool gifts and is a perfect instrument for ...

2x Explore Scientific Focal Extender, 1.25-inch Barrel, 4 Elements

2x Explore Scientific Focal Extender; 2-inch Barrel; 4 Elements

3x Explore Scientific Focal Extender, 1.25-inch Barrel, 4 Elements

2x Explore Scientific Focal Extender; 2-inch Barrel; 4 Elements

5x Explore Scientific Focal Extender, 1.25-inch O.D. Barrel, 4 Element Design, Fully EMD-Coated with Tapered Barrel, L=96mm x W=45mm, 260 grams (9....

This Micro Pinion Assembly can be used on the Takahashi 102, TSA120, 128, TOA130 with 2.7" focusers. This installation improves the performance of ...

For the Celestron 6SE, Feather Touch® Micro Focuser for Celestron 6″ Evolution Schmidt-Cassegrain Telescopes (starlightinstruments.com) you will ne...

High Quality Optics Designed for Refractor Telescopes This field flattener is fully multi-coated on two-element lens allowing the most efficient li...

This is a website test product. If you buy this product, your credit card will be billed for the full price of $1,499,999,999.95, plus applicable t...

Designed with the outdoor enthusiast in mind, waterproof and fully rubber armored Phase coated BaK-4 prisms for increased contrast and resolution ...

Designed with the outdoor enthusiast in mind, waterproof and fully rubber armored Phase coated BaK-4 prisms for increased contrast and resolution ...

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...

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...

L-eXtreme is a two 7nm bandpass filter which can be used with one-shot color cameras like DSLR's (digital SLR), and monochrome CCD cameras, it is a...

L-eXtreme is a two 7nm bandpass filter which can be used with one-shot color cameras like DSLR's (digital SLR), and monochrome CCD cameras, it is a...

Together with the highly transparent in main nebula emission lines at OIII(496nm and 500nm), H-beta (486nm), NII(654nm and 658nm), H-alpha(656nm) a...

Together with the highly transparent in main nebula emission lines at OIII(496nm and 500nm), H-beta (486nm), NII(654nm and 658nm), H-alpha(656nm) a...

Quality Filter Materials: Schott B260 substrate material from Germany, 2.0mm thick CNC machined and black anodized aero-metal filter cell that is u...

Stainless steel 3kg/6.6lbs for RST-135 mounts

Rainbow Astro RST-135 Vixen Saddle

Allows Celestron computerized telescopes (CPC, CGE, NexStar, Advanced Series) to be connected to a RS-232 serial port for computer control. A USB-t...

The Sky-Watcher Pier Extension is designed to raise the EQ6 or EQ6-R mount 8.4" from the tripod to provide extra height for more comfortable observ...

  Maksutov-Cassegrain optical design Primary and secondary mirrors feature proprietary Radiant™ Aluminum Quartz™ (RAQ™) coatings Corrector plate f...

Star Adventurer 2i multi-function equatorial tracking mount with built-in Wi-Fi control  11-pound payload capacity  Ball head adapter included  ...

Counterweight kit for Star Adventurer mount.

Works on all Celestron Computerized Telescopes!Improve the accuracy of your initial star alignments by plugging in the GPS module into your telesco...

StarSense Hand Control is compatible with the StarSense AutoAlign accessory for use with Celestron computerized telescopes Flash upgradeable via ...

Author: Stephen James O'Meara Hardcover: 380 pages The Herschel 400 is a list of 400 galaxies, nebulae, and star clusters, picked from over 2,500 d...

Use this female T-thread to male T-thread spacer to extend standard T-thread adapters by 16.5mm.