About this product
Model: wo_rcfocuser_red
Part Number: F-RP33-RCRD
This William Optics 3.3" Rack & Pinion RC Focuser is compatible with GSO/Stella Lyra Ritchey-Chrétien 10"/12"/16"telescopes.
Adding this RC dual speed focuser to your RC telescope will help you achieve superior focussing during your astrophotography sessions by using the rough and fine focus knobs and offers better load bearing capacity and stability when compared to the standard GSO focuser
The 3.3" camera side of the William Optics RC focuser has a camera angle rotator and an M92 thread that is compatible with an optional RC flattener (not included).
The telescope side of the focuser uses a large flange to connect the focuser to the OTA. The flange also acts as a spacer, providing more space if you would like to add a user supplied filter wheel and/or Off-Axis Guider (OAG).
The body of the William Optics R&P focuser is an attractive black with optional blue,red or gold accents on the fine focus knob and a band that wraps around the full body of the focuser.
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