Accessory - Extension ring 1.0 mm

Extension ring 1.0 mm
Short description:

26 x 31 x 1.0 reduces the minimum object distance (MOD)

Order number:
2-90-416
Downloads:
Characteristics

  • reduces the minimum object distance (MOD) for entocentric lenses
  • reduces the working distance for telecentric 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)
Weight4 g
Dimensions
Outer diameter31 mm
Inner diameter26 mm
Thickness1.0 mm
Change in optical path length1.0 mm
Notices
Extension rings are mounted between the lens and camera. The effective f-number may differ from the f-number set on the lens.
Drawings
Dimensional drawing in mm