Use this Alpine Astronomical Baader Diamond Steeltrack Focuser Adapter to properly connect your precision Crayford focuser to Sky-Watcher Refractors with M90x1 outer threads. This is the adapter ring only and requires the optional BDS-RT Diamond Steeltrack focuser for refractor-style optical tube assemblies.
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Alpine Astronomical Baader Diamond Steeltrack Focuser Adapter for Sky-Watcher Refractors with M90x1 Threads
Key Features
- Adapts Focuser to Optical Tube
- Requires Focuser for Refractors
Use this Alpine Astronomical Baader Diamond Steeltrack Focuser Adapter to properly connect your precision Crayford focuser to Sky-Watcher Refractors with M90x1 outer threads. This is the adapter ring only and requires the optional BDS-RT Diamond Steeltrack focuser for refractor-style optical tube assemblies.
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Expected availability: 2-4 Weeks
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Alpine Astronomical BDS-AD90 Overview
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