Astronomy Specialist

VARIABLE M48 EXTENSION 17mm- 23mm

$69.00

Quantity
- +

 

Extension 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 M48 male thread

M48 x 0.75 thread are also used for 2" filters.


Telescope connection

Female M48 x 0.75

Camera connection

Male M48 x 0.75

Optical length

17 - 23 mm

 


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