M48 VARIABLE EXTENSION 17 - 23mm SHARPSTAR18 Once connected via the SynScan

Once connected via the SynScan USB adapter

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

so that the degradation of pointing models (simply due to terrain creeping and other “very slow” things) is always faster than this change

Eyepiece LET 28mm

as well as the ASI 2600MC and MM Pro (not the larger Duo series which use M54 threads)

M48 VARIABLE EXTENSION 17 - 23mm SHARPSTAR18 Once connected via the SynScanExtension 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