Products

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...

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...

With the Apex ED reducer, an f/5.5 apo refractor becomes an incredibly fast f/3.6 astrograph. A slower f/9 telescope like an RC becomes a speedy f/...

Performance The diagram above shows how the SCT Corrector improves the off-axis spot size on a Celestron 11" SCT. Performance is similar on other ...

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.

The Twilight I is a light-to-medium-duty alt-azimuth mount and tripod designed to quickly and easily accept small to medium sized refractors, such ...

Standard visual back as included with Celestron SCTs. Adapts 1.25" accessories (such as diagonals, camera adapters, etc.) to the standard SCT threads.

Baader Wide-T-Ring Canon R to connect Canon EOS R cameras on the Astro T-2 system and S52 dovetail All Baader Wide-T-rings have an S52 dovetail i...