Telescope Accessories

Getting your back-focus distance right is essential for sharp, well-corrected astrophotography and sometimes you need more than thin shims to bridge the gap. This M48 x 0.75mm aluminium alloy spacer ring provides 15mm of solid, threaded spacing to help you build out your imaging train with precision. Also available in various sizes to suit your specific setup requirements.

Getting your back-focus distance right is essential for sharp, well-corrected astrophotography and sometimes you need more than thin shims to bridge the gap. This M48 x 0.75mm aluminium alloy spacer ring provides 20mm of solid, threaded spacing to help you build out your imaging train with precision. Also available in various sizes to suit your specific setup requirements.

• Designed to fit 19mm counterweight shafts
• Sturdy lock knob keeps the counterweight safely on the shaft
• For full list of compatible mounts, please see description section below

• Attach a variety of accessories to your Advanced CG-5 or Advanced VX mount with this Universal Mounting Plate
• Several different mounting holes to choose from to mount rings, spotting scopes, cameras, etc
• Approximately 10 inches long

• Attach a variety of accessories to your CGEM or CGE-style mount with this Universal Mounting Plate
• Several different mounting holes to choose from to mount rings, spotting scopes, cameras, etc
• Approximately 14 inches long

• T-Adapter for 9.25, 11 & 14” EdgeHD optical tubes. It threads onto the rear cell
• This T-Adapter allows you to attach your 35 mm DSLR camera to the prime focus of your EdgeHD telescope

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.

The Sirius 2" Parfocal Ring eliminates the need to refocus your telescope every time you swap eyepieces. Simply lock the ring onto each eyepiece barrel at its precise focus point, and enjoy seamless, shake-free transitions between magnifications during your observing sessions. It's also ideal for astrophotography, allowing you to match your calibrating eyepiece's focus to your camera for fast, accurate results.