Iris Aperture Diaphragm, Adjustable Iris Aperture 1.5mm to 26mm ID, 45mm OD M30 to M37 Thread, 14 - Blade Aluminum Alloy Optical Diaphragm for Camera Microscope Systems

Item Type: Iris ApertureMaterial: Aluminum alloy, stainless steelInner Diameter: Approx. 1.5-26mm/0.06-1inOuter Diameter: Approx. 45mm/1.8inNumber of Blades: 14Thickness: Approx. 14mm/0.6inThread: M30 to M37Package List：1 x Iris Aperture

• Precise Light Control: This iris aperture diaphragm offers smooth adjustment from 1.5mm to 26mm inner diameter, allowing you to fine-tune light intake in optical systems like cameras and microscopes for optimal image clarity and exposure.
• Easy Manual Adjustment: Featuring a convenient handle, the iris diaphragm lets you quickly and accurately change the aperture size without tools, making real-time optical adjustments simple during lab work or photography sessions.
• Universal Compatibility: Designed with M30 to M37 threading and a standard 45mm outer diameter, this adjustable iris diaphragm integrates seamlessly into a wide range of optical equipment including scientific microscopes, machine vision setups, and industrial cameras.
• Durable Dual-Material Build: Constructed from high-grade aluminum alloy and stainless steel, the iris aperture resists rust, , and wear while maintaining lightweight performance—ideal for long-term use in demanding environments.
• Optimized Design Details: The 14-blade mechanism creates a near-circular aperture for natural bokeh and even light diffusion, and the compact 14mm thickness ensures it fits neatly into tight optical paths without adding bulk or weight.