Starlight Instruments Focuser Boss II Focusing Control

The system is designed to work natively with Starlight Instruments' own Feather Touch Micro focusers and their Rack/Pinion focusers. It also supports Astro Physics focusers, making it a versatile choice for high-end imaging setups.

The system uses an external temperature probe to monitor ambient changes. As the temperature shifts, the controller automatically adjusts the focuser position to maintain critical focus, preventing the image blur that often occurs during long exposures as metal components expand or contract.

Yes, the included hand controller allows for manual focus override. This gives you the flexibility to make quick, tactile adjustments at the telescope without needing to interface with your computer or software.

Because the Focuser Boss II is ASCOM-compliant, it integrates seamlessly with the vast majority of popular astrophotography software suites. This allows you to control focus remotely through the same interface you use for your camera and mount.

Not necessarily. While it supports a standard wired USB connection for desktop control, the system also offers optional wireless capabilities. This allows you to manage focus adjustments directly from your smartphone or tablet, which is particularly useful for mobile observatory setups.

Yes, the Focuser Boss II is a modular system. While the digital hub and hand controller are universal, you will need to select the appropriate motor upgrade kit that matches the specific size and model of your telescope's focuser to ensure a proper fit.