Astronomy Specialist

M42 VARIABLE EXTENSION 15 - 18mm

$159.00AUD
SKU: AX-M42-VAR-EXT15-18

  • Optical thickness: 15 - 18 mm

This variable length adapter consists of a male M42 x 0.75 thread on one end and a female M42 x 0.75 thread on the other. Optical thickness of the adapter can be adjusted between 15 - 18mm.

This is very useful for connecting accessories such as filter drawers or filter wheels to correctors which require a very specific backfocus distance.

Specifications

 

Optical length 15 - 18 mm
Clear aperture 38 mm
Outer diameter 56 mm
Connection side A
 Female M42 x 0.75
Connection side B Male M42 x 0.75
SKU AX-M42-VAR-EXT15-18
Back to top