Telescopes & Astronomy

Easily connect M48-threaded accessories to your Schmidt-Cassegrain telescope with this precision-machined adapter. Featuring a standard SCT female thread on one end and an M48 male thread on the other, it provides a secure and seamless interface for filters, cameras, and other imaging equipment.

This handy step-down adapter lets you connect standard M42 T-thread accessories to equipment featuring the larger M48 thread. Simply thread it on to bridge the gap between these two common telescope and camera accessory sizes, making it easy to expand your imaging setup without replacing existing gear.

• This Celestron T-Adapter connects a DSLR camera to a NexStar 4SE or C90 spotting scope for prime focus photography
• Threads onto the rear cell for secure, wiggle-free connection
• T-threads accept camera brand specific T-Ring (sold separately)

M42 x 0.75mm Aluminium Alloy Extension Spacer Ring for telescope photography. This 40mm spacer can help you achieve precise back-focus spacing in your imaging train.

M42 x 0.75mm Aluminium Alloy Extension Spacer Ring for telescope photography. This 20mm spacer can help you achieve precise back-focus spacing in your imaging train.

M42 x 0.75mm Aluminium Alloy Extension Spacer Ring for telescope photography. This 5mm spacer can help you achieve precise back-focus spacing in your imaging train.

• Standard SCT Thread
• M42 T-Thread

The Sirius Optics Red Dot Finder Synta Support provides a secure and precise mounting solution for attaching a red dot finder to Synta-compatible telescopes. Designed for quick alignment and easy installation, this support bracket ensures your finder stays firmly in place during observation sessions, helping you locate celestial objects faster and with greater accuracy.