M48 VARIABLE EXTENSION 17 - 23mm SHARPSTAR18 5 (outer diameter) - 2

5 (outer diameter) - 2

The ZWO ASI2600MM PRO P25 uses the back-illuminated 16-bit Sony ExMor IMX571 APS-C sensor

Once connected via the SynScan USB adapter

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The Geoptik G-REX Maxi dual dovetail saddle is ideal for very large and heavy telescopes

M48 VARIABLE EXTENSION 17 - 23mm SHARPSTAR18 5 (outer diameter) - 2Extension tubes are intended for reaching the optimal distances between field flattener reducers and sensors. They are also needed for eyepiece projection. This variable M48 extension allows to fine tune the distance by fraction of millimetres. The extension consists of three parts (from left to right): Base with long male M48 thread Short locking ring with knurled outer part and internal M48 female thread Connection part with M48 female thread and