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Mounting thread: M42 to M42
Material: Aluminum alloy
Minimum aperture: 1.5 mm
Maximum aperture: 25 mm or 26mm or 29mm optional
Color: Black
Quantity:1PCS
Application:
An iris diaphragm that is widely used to control light sources.
This iris diaphragm with M42 camera adapter is easy to connect and adjust the light of camera lens.