M48 Extension Ring (2") - 15mm L Enhance The L-eXtreme filter uses a

The L-eXtreme filter uses a precision coating based on ion deposition coating technology

Important information: Cannot be used on old SX mounts with the old blue Star Book

The adapter has an internal thread for standard 1

Aluminium Extension Tube 2" with double sided 2" filter thread - length 28mm

M48 Extension Ring (2") - 15mm L Enhance The L-eXtreme filter uses aThis 15mm extension tube is simply screwed into the M48 thread of either a 2" eyepiece or 2" adapter and it provides an additional 15mm optical length to your image train. This is very helpful if your focuser doesn't have enough back focus to achieve focus in your eyepiece or camera. Spec: Material: Barrel made of black anodized metal Thread: Double sided 2" filter thread (M48 x 0. 75) female male Optical path length: 15mm excl. male thread