M48 Extension Ring (2") - 30mm T ring the rail must be replaced

the rail must be replaced with a longer dovetail rail however suitable rails are available separately

this dramatically increases picture noise and the picture becomes very noisy and harsh

76µm small pixel size accommodates an impressive full depth of 50ke and with the new hardware technology

Connection at camera side: T2 thread (male) - M42 x 0

Effective focal ratio: f/5

M48 Extension Ring (2") - 30mm T ring the rail must be replacedThis 30mm extension tube is simply screwed into the M48 thread of either a 2" eyepiece or 2" adapter and it provides an additional 30mm 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: 30mm excl. male thread