Adjustable Aperture Diaphragm for Laboratory Microscope, 4-60mm Adapter, Optical Lens Accessory, SK60

Adjustable Aperture Diaphragm for Laboratory Microscope, 4-60mm Adapter, Optical Lens Accessory, SK60

• Simple This is a manually adjustable aperture diaphragm. The diameter of the metal aperture diaphragm can be changed through the handle.
• Applicability: This adjustable aperture diaphragm is suitable for cameras, microscopes, condensers and other machines, which can help them work better.
• Compact Design: The mechanical aperture diaphragm adopts a compact design, is easy to install and does not take up too much space, which can become a more practical tool.
• Aluminum Alloy Material: The aperture diaphragm is made of premium aluminum alloy, which has the characteristics of performance and firmness, and can be used for a long time.
• 4‑60mm Adjustable: The inner hole diameter is 4‑60mm adjustable. The outer diameter is 82mm. And the small holes with different diameters are provided in the optical system to meet different light requirements