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Rother Valley Optics are proud to introduce their Geoptik Nadirus 12" f/5 dobsonian. This is a one of a kind telescope. The dobsonian kit is made to a superb quality and finish by Geoptik in Italy. The telescope is then finished by our own specification and detail.
Eyepiece 1¼ "/ T-2 internal thread priced version with M 4 screw (alternatively: T-2 component # 08A)1 x M4 clamp screwTelescope side with T-2 internal thread
Eyepiece barrel 1¼ "with 36.4mm outer threadTelescope side with 36,4mm outer threadFocus side 1¼" internal diameterTo connect 1¼" eyepieces to Vixen & Takahashi
2" external thread to 1 ¼" internal thread reducter / eyepiece adaptorStrong grip with 2 screws and bronze clamp ideal for the heaviest eyepieces or camerasAdditional T-2 thread on the 1 ¼" side allows connection of camera T-rings or T-2 adapter rings for the eyepiece.
Adaptor ring with 2" external thread and T-2 external threadInternal 2" (M48) filter thread
Converts NexStar4 straight male thread into 2" SCT male threadETX Extension ringIncl. 1¼ "filter holder
Holds all all Zeiss devices - with 68mm thread (with 19mm optical height)Keeps all Vixen Optics - with 60mm thread on the focus tube (with 24mm optical height)Keeps all Astrophysics refractors with 2.7 "thread (with 13mm optical height)
Converts 2" female into 2" male threadInternal M48 Filter thread for 2" filterCan be used to connect Baader Hyperion Mark III Zoom directly to a Baader Star Diagnol gaining adfitional backfocus by swapping ClickLock-clamp for this adaptor.
3.3" thread for C11 and C14For connecting the 2" eyepiece clamp no. 2408140 (T-2 component #17) to C11 and C14 telescopesA clear 50mm aperture
Filter holder with T-2 thread and M28.5 internal thread.A continuous external T-2 thread with an internal 1¼" filter thread.
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