Products from the USA may come with an input voltage of 110V–120V, requiring a step-down transformer. Check the device wattage to select the correct power converter.
•Adjustable iris aperture：sizes m30 to m37,apertures1.5-26mm iris,min Diameter1.5mm, Max Diameter26mm
•Reliable Materials:Aviation metal,Rugged and very reliable performance
•Simple Operation: Just use the handle to change the aperture diaphragm diameter, which is easy to operate and more directly for adjustment.
•Type: Lens Reversing Adapters,adjustable iris diaphragm for PVS 14 night vision deviceand other equipment
From USA
