SK60 Aperture Diaphragm, Manual Adjustable Optical Diaphragm for Microscope, 4-60mm Iris Lens with 18 Blades, Aluminum Alloy Microscope Accessory for Cameras and Optical Instrume

Item Type: Lens DiaphragmMaterial: Aluminum AlloyModel: SK60Uses: Optical InstrumentsBasic Parameters:Inner Hole Size: Approx. 4-60mm / 0.2-2.4inOuter Circle Size: Approx. 82mm / 3.2inThickness Size: Approx. 8mm / 0.3inNumber of Blades: 18Package List：1 x Lens DiaphragmNote:1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.

• Manual Adjustable Aperture: The SK60 aperture diaphragm offers a smooth 4-60mm manual adjustment range, letting you precisely control light transmission for optimal image clarity in microscopy, photography, or optical experiments.
• 18-Blade Precision Design: Featuring 18 high-precision blades, this optical diaphragm ensures a near-circular aperture opening that enhances light uniformity and stability, making the SK60 aperture diaphragm ideal for professional optical setups.
• Universal Compatibility: This microscope diaphragm easily integrates with a wide range of devices including microscopes, cameras, telescopes, and other optical instruments, serving researchers, hobbyists, and electronics engineers alike.
• Durable Aluminum Alloy Build: Crafted from high-quality aluminum alloy, the SK60 aperture diaphragm resists wear and deformation, delivering long-lasting performance even under frequent adjustments and demanding lab conditions.
• Compact and Ready to Install: The SK60 aperture diaphragm comes as a single precision unit with no extra parts needed—just mount it into your optical path for immediate use in scientific, educational, or DIY electronic projects.