Products

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...