- Parabolic Dual Speed Newtonian Reflector astronomical telescope optical tube assembly (OTA) (no mount or tripod supplied).
- 254mm (10 inch) diameter primary mirror.
- Incorporates the same superb mirror set from the Explorer 250P Black Diamond series but with a shorter tube length and includes the Dual Speed 10:1 ratio focuser.
- Comes with 28mm LET 2 inch eyepieces and 9×50 finderscope.
- Dual speed 10:1 ratio focuser is now included for excellent focusing precision.
- Tube length shortened to optimise prime focus photography performance.
- Compatible with the SkyWatcher Newtonian Coma corrector (20233) (not included) for improved prime focus astro photography.
- 56% more light gathering than a 200mm scope.
- Magnification with supplied eyepiece: x43.
- Highest practical potential power: x500.
- Telescope focal length: 1200mm (f/4.7).
- Parabolic primary mirror.
- 0.5mm ultra thin secondary mirror supports.
SkyWatcher Explorer 250PDS OTA (10221)
Original price was: $386.00.$97.99Current price is: $97.99.
Parabolic Dual Speed Newtonian Reflector astronomical telescope optical tube assembly (OTA) (no mount or tripod supplied). 254mm (10 inch) diameter primary mirror. Incorporates the same superb mirror set from the Explorer 250P Black Diamond series but with a shorter tube length and includes the Dual Speed 10:1 ratio focuser. Comes with 28mm LET 2 inch eyepieces and 9×50 finderscope. Dual speed 10:1 ratio focuser is now included for excellent focusing precision. Tube length shortened to optimise prime focus photography performance. Compatible with the SkyWatcher Newtonian Coma corrector (20233) (not included) for improved prime focus astro photography. 56% more light gathering than a 200mm scope.
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