Hands-free D.C. focusing device, for accurate focusing, with the minimum of vibration.
Dual speed push-button operation (fast & slow).
Can be used with the following telescopes:
- Evostar models 90/102/120/150
- Startravel models 80/102/120/150
- Skyliner models 150/200/250/300
- Explorer models150/200/250/300
Can also be used on Dual Speed Focusers, but this does require a small amount of modifying. Youtube videos are available detailing this.