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  The world’s most beloved telescope! The classic, 8-inch Schmidt-Cassegrain revolutionized amateur astronomy in the 1970s. Now, the iconic “orang...

CNC machined secondary spider made of aluminum (EN AW-6061), black matte anodized, suitable for Sky-Watcher 250 PDS/Quattro This secondary spider i...

Most accurate way to guide – improved accuracy compared to using a separate guide scope. 12.5mm multi-coated prism with aluminized backing for max...

CNC machined primary mirror mask made of aluminum (EN AW-6061), black matte anodized, suitable for Sky-Watcher 150PDS/P/Quattro The precisely machi...

Baader H-alpha / O-III / S-II Narrowband Filter Set - Precision Grade 6.5 nm FWHM, recommended for optical systems from f / 10 to f / 3.5 Refle...

Eliminate diffraction spikes from power and USB cables with a curved cable router!  Designed to clamp onto a ZWO camera body, these routers guide c...

Telrad base only, perfect for mounting one Telrad finder on multiple telescopes.

This adapter ring will convert a standard HyperStar C11 into an HD version to work on an EdgeHD telescope.  It simply threads into the existing bot...

20mm adapter that connects Starizona's Filter Slider to an M42 thread. The adapter has female M42 threads on the telescope side and male Filter Sli...

SOLAR SAFE TELESCOPE FILTER: Filter conforms to the ISO 12312-2:2015(E) international safety standard for filters directly viewing the Sun. The ...

Astronomy’s Deep Space Mysteries calendar is back for 2026! The world's best-selling astronomy magazine brings you a calendar filled with stunning ...

This filter step ring is made specifically with the Starizona Filter Slider system in mind. It steps the M48 threads of a standard 2" filter down t...

  The Starizona Cool Edge was named one of Sky & Telescope's Hot Products for 2012! This innovative product from Starizona is designed t...

  X-Cel LX eyepieces, optimized for planetary viewing, offer a 60° field of view through a six-element fully multi-coated lens system Pop-up rubbe...

The Askar 32 mm Guide Scope is lightweight and has a small, compact footprint. The fast f/4 focal ratio and 128 mm focal length produces a wide fie...

It is used on a digital camera and the video, which do not have an IR protection filter toward an image sensor or were remodeled. This is important...

AntliaThe Antlia LRGB-V Pro series filters are designed for monochrome cameras that use both CCD and CMOS sensors. Suitable sensors include KAF/KAI...

Engineered from the ground up with astroimaging in mind, the new Advanced VX series from Celestron sets a new standard in mid-level telescopes. Adv...

Includes: Sky-Watcher 6-inch f/8 Dobsonian OTA. Rocker Base. 6X30 Finder and Bracket. 25 mm Plossl 1.25-inch Eyepiece. 10 mm Plossl 1.25-inch Eyep...

  The Starizona Cool Edge was named one of Sky & Telescope's Hot Products for 2012! This innovative product from Starizona is designed t...

  8" Schmidt-Cassegrain optical tube assembly (OTA) Features Celestron's premium patented StarBright XLT optical coatings 2032 mm focal length (...

The Starizona Balance Box is used to measure the current being drawn by a telescope mount to determine if the mount is properly balanced. With s...

  X-Cel LX eyepieces, optimized for planetary viewing, offer a 60° field of view through a six-element fully multi-coated lens system Pop-up rubbe...

This kit allows a non-HyperStar-compatible SCT to be converted into a compatible telescope. The kit includes three components that replace the orig...

This stainless steel counterweight can be used as an addition to the top portion of the Starizona's Counterweight Kit or as additional weight for b...

The high-quality CNC machined diagonal, with its matte interior coating and gloss oxidized surface, brings a more premium texture and a more comfor...

Use this adapter to connect a T-ring or T-mount camera to a 1.25" focuser. Low profile design keeps backfocus short. Threaded for standard 1.25" fi...

  IDAS NGS1 filters (previously LPS-D3) enhance the contrast of astronomical emission nebulae against a sky with both man-made and natural* sky glo...

Keep your optics clean with the innovative LensPen Use the soft retractable brush for removing loose particles and dust Clean smudges, fingerprin...