Iris Diaphragm Aperture for CS to C Mount, 1 to 12 mm, 12Blade Metal Construction Description A compact metal iris diaphragm designed to convert CS to C mount connections while providing precise, smooth control of light entry. The adjustable aperture ranges from 1 mm to 12 mm and uses 12 blades for a stable, nearcircular opening. Durable construction and a straightthrough handle permit easy, reliable adjustment for imaging and optical setups. Key benefits Precise light control: Adjustable aperture from 1 mm to 12 mm lets you fine tune light transmission to match sensor exposure or illumination needs. Smooth, reliable adjustment: Aperture changes via a straightthrough handle for consistent, easy operation. Stable performance: Compact, practical design and metal construction improve stability and longterm durability. Broad compatibility: Fits CS to C mount configurations for use with many industrial cameras and optical systems. Technical specifications Outer diameter: 28 mm Mounting thread: CS to C Inner diameter: 12 mm Thickness: 18 mm Minimum aperture: 1 mm Maximum aperture: 12 mm Number of blades: 12 Material: metal Typical applications Machine vision and industrial inspection systems that require controlled illumination and depth of field. CCTV or vision cameras using CS or C mounts where precise aperture adjustment is needed. Optical benches, microscopes, or custom imaging rigs for light control and contrast adjustment. Package contents 1 x iris diaphragm aperture Notes Unit conversion: 1 cm = 10 mm = 0.39 inch. Due to manual measurement, allow a tolerance of 0 to 3 mm. Actual item color may vary slightly from images due to monitor differences.