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Visual observation (urban skies): Good
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Through this the periodic error is also greatly improved
Sedna-M’s combination of small pixels and a relatively large 1/1
Long Perng Threaded Adapter 2B Ca-K Imaging Visual observation (urban skies): GoodLong Perng introduce its Threaded Adapters Threaded Adapter for Astrophotography Compatible with DCS 2" Focuser and Focal Reducers Compatibility: Designed for DCS Focal Reducers: D80mm 0. 8 Reducer Suitable for DCS Refractors equipped with a 2" focuser. Features: Enhanced Stability for Astrophotography: Threads the focal reducer directly to the draw tube, replacing the conventional 2 barrel attachment to prevent off axis shifting. Built in M48x0. 6P
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