Accessory - Extension tube set C-mount

Extension tube set C-mount
Short description:

consist of extension rings with each 0.5 mm, 1 mm, 5 mm, 10 mm, 20 mm and 40 mm

Order number:

  • reduces the minimum object distance (MOD) for entocentric lenses
  • enlarges the magnification
  • shortening the working distance by approx. the thickness of the intermediate ring divided by the square of the magnification of the respective objective lens
  • compatible with C-mount and CS-mount lenses
  • usable in any combination

Technical data
Material (Housing)Aluminum, matte black (anti-reflective)
Weight95 g
Outer diameter31 mm
Thickness0.5 mm
1.0 mm
5.0 mm
10.0 mm
20.0 mm
40.0 mm
Change in optical path length0.5 mm
1.0 mm
5.0 mm
10.0 mm
20.0 mm
40.0 mm
Extension rings are mounted between the lens and camera. The effective f-number may differ from the f-number set on the lens.
Dimensional drawing in mm