JMI NGF DX1 Manual Focuser: £214.34

5" radius version which will fit scopes between 8" - 10"

The Next Generation Focuser (NGF) is a low-profile, friction-drive focuser designed for both the amateur and professional market. The highly acclaimed Crayford design permits tolerances up to 100 times better than conventional rack-and-pinion focusers. Zero image shift and zero backlash makes it fantastic for visual and photographic work and a must for CCD imaging.

A 2in black-anodized aluminum focuser with rubber grip knobs and two speed operation. The focuser lifts up to 8 pounds. Manual control is approximately 13 times and 2½ times finer than most rack-and-pinion focusers