1.8-22mm Manual Zoom Iris Diaphragm Adjustable Aperture Condense 12 Blades Camera Microscope Optical Module Adapter

Outer diameter: ø41mm
Thickness: 3.3mm
Minimum aperture diameter: ø1.8mm
Maximum aperture diameter: ø 22mm
Material : metal
Number of blades: 11pcs.
Quantity: 1pc

Warm Tips:
1.There are various sizes of diaphragms, please contact us in time if you need.
2.We support wholesale and customization, please feel free to contact.