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42mm Iris Diaphragm
42mm Maximum Aperture Iris Diaphragm

42mm Iris Diaphragm

Your Price:$69.00
In Stock
Part Number:D42
Iris diaphragms provide a means for controlling the amount of light admitted to a lens or optical system. These diaphragms are lever controlled which provide a smooth transition from one aperture size to the next. These have no mounting holes and cannot be directly attached to a post. Constructed from Steel and Aluminum.
  • Outer Diameter - 58mm
  • Inner Diameter - 42mm
  • Thickness - 6.5mm
  • Minimum Aperture - 2.5mm
  • Maximum Aperture - 42mm
  • Number of Blades - 18

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