R30-2.25 - Starlight Instruments 3.0 吋直徑增高環

The anodized finish matches perfectly and the threaded connection to the Feather Touch focuser is buttery smooth. I’ve been using it for a few nights now and it gives my imaging train just the right extra clearance without any wobble. For a simple extension piece, the machining is impressively preci

I was worried this riser might add too much length, but it threaded onto my focuser perfectly and the machining is very precise. The anodized finish blends right in with the rest of the setup, and it gives me just the clearance I needed for my imaging train. Solid build quality, no complaints.

Installed this on my imaging rig and the extra 2.25" length cleared the filter wheel with no issues. The machining is precise and the threads mate smoothly with the focuser body. A solid, well-made piece for anyone needing a bit more back focus.