M36 Aperture Diaphragm 4.5?25mm Bore Diameter Adjustable Camera Lens Iris Diaphragm

Feature: 1. Adjustable Inner Diameter: The aperture diaphragm has an adjustable inner Diameter of 4.5 to 25mm, an outer Diameter of 42mm, and a thread Diameter of M36. 2. Function: The aperture diaphragm provides small holes of different diameters in the optical system to meet different light throughput requirements. 3. Easy to Operate: Change the Diameter of the aperture diaphragm by the handle, very easy to operate in practice and friendly to novices. 4. Aluminum Alloy and Stainless Steel: The camera aperture diaphragm is made of aluminum alloy and stainless steel for reliable performance and ruggedness. 5. Compact and Practical: This aperture diaphragm uses a compact and practical design, making the aperture diaphragm a more practical way to work. Specification: Item Type: Aperture Diaphragm Material: Aluminum alloy, stainless steel Inner Hole Diameter: Approx. 4.525mm 0.180.98in Outer Diameter: Approx. 42mm 1.65in Number of Blades: 14 Thickness: Approx. 10mm 0.39in Thread Diameter: M36. Package List: 1 x Aperture DiaphragmAdjustable Inner Diameter: The aperture diaphragm has an adjustable inner Diameter of 4.5 to 25mm, an outer Diameter of 42mm, and a thread Diameter of M36. Function: The aperture diaphragm provides small holes of different diameters in the optical system to meet different light throughput requirements. Easy to Operate: Change the Diameter of the aperture diaphragm by the handle, very easy to operate in practice and friendly to novices. Aluminum Alloy and Stainless Steel: The camera aperture diaphragm is made of aluminum alloy and stainless steel for reliable performance and ruggedness. Compact and Practical: This aperture diaphragm uses a compact and practical design, making the aperture diaphragm a more practical way to work.