Please note: Last regular shipment before Christmas is on December 19, 2024, after which only express shipments can be sent. Our store is closed on Christmas Eve and New Year's Eve. (Close)
The rack and pinion focuser is suitable for do-it-yourself construction or improvement of an 8" Newtonian telescope and also accepts correctors with 3" diameter.
Suitable for telescope tubes with 230mm to 250mm diameter
Including 360° rotation and tilting possibility
2" connection and auxiliary thread M82x1 (female) for adapting large correctors for astrophotography
Micro-reduction for precise focusing
The bearing of the extension tube is decoupled from the adjustment via gear drive (rack-and-pinion)
The rack and pinion focuser is suitable for
do-it-yourself construction or improvement of a 10" Newtonian and also
accepts correctors with 3" diameter.
Suitable for telescope tubes with 230mm to 250mm diameter
Including 360° rotation and tilting possibility
2" connection and auxiliary thread M82x1 (female) for adapting large correctors for astrophotography
Micro-reduction for precise focusing
The bearing of the extension tube is decoupled from the adjustment via gear drive (rack-and-pinion)