It is smaller than the size of the secondary mirror. You can lock the focal plane unit to prevent image shift.
Home & Temperature sensor
A home sensor is built in to find the mechanical reference point of the focuser. The hand controller has a built-in sensor to measure the ambient temperature.
Hand controller
Hand controller is provided as standard, so you can use it without PC. The moving speed can be selected and fine adjustment is possible.
Support various software environment
You can use the RSF controller application on your PC via a USB connection (for Windows). Support ASCOM Platform 6.4.
Easily DIY
All components are provided for direct mounting, so anyone can easily install it if you refer only to the installation manual.