ZWO T2/M42-T2/M42 21mm Extender - ZWO-T2-EXT-21
This extender is designed to help you to reach 55mm or any other back focus distance.
Attached to the ASI071MC-C:
In this example the aim is to reach 55mm with an OAG: attach the 21mm extender to ASI071 to reach 55mm back focus distance:17.5mm+21mm+16.5mm=55mm
$17.00
ZWO T2/M42-T2/M42 21mm Extender - ZWO-T2-EXT-21—
$17.00
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Description
This extender is designed to help you to reach 55mm or any other back focus distance.
Attached to the ASI071MC-C:
In this example the aim is to reach 55mm with an OAG: attach the 21mm extender to ASI071 to reach 55mm back focus distance:17.5mm+21mm+16.5mm=55mm
