Products

Low profile Nikon Z T-ring 10mm thickness which result in a back focus of 26mm when combined with the Nikon Z

The David Astro Penta Prism 90-Degree Diagonal is a non inverting non reversing diagonal. It’s particularly suited for use with the David Astro Pre...

Filter No.12 Filter No.21 Filter No.23A Filter No.56 Filter No.82 Moon & Sky filter

No backfocus requirement, it can be used with any telescopes, newtonians included, without the need for barlow or extender lenses. Self-Centering ...

This replacement rubber O-ring fits the Sky-Watcher 9x50 finder scopes and holds the finder securely in its mounting bracket. Over time, the origi...

Disclaimer:Note that we offer two types of cable management rings: standard rings and extended slot rings. Please choose the appropriate option...

Disclaimer:Note that we offer two types of cable management rings: standard rings and extended slot rings. Please choose the appropriate option...

Disclaimer:The ASIAIR Mini version has 6 slots instead of 8. Also, note that we offer two types of cable management rings: standard rings and e...

55mm back focus Works with f/5 to f/7 refractors Compatible with APS-C size cameras or smaller. Accepts 2" filters Optimized for refractors with...

The Variable Polarizing Filter is an essential tool for astronomical observing, designed to enhance your viewing experience by reducing glare and c...

Vibration Suppression Pads for Telescopes offer a reliable solution to reduce unwanted movement during stargazing. Designed to minimize vibrations ...

12VDC Power supply for DayStar Filters - Alligator style for clipping directly to battery terminals. 6 foot long cord. Red and black leads.

12VDC DayStar Filters Power cord. Fits automotive cigarette lighter plug outlets. 6 foot long cord.

2" Female adapter for Quantum, ATM or University filters.

62° orthoscopic eyepiece with a focal length of 25mm.

This is a 5V, 22 Amp hour battery pack with a solar panel attached. It comes with the cords to charge it and feed power to the Quark. The Quark use...

Daystar Instruments QUARK is the first Calcium "Eyepiece"CALCIUM H MODEL for F/7 or longer focal ratio refractorsThis new, All-In-One design marrie...