Specification Brand : Gugxiom BulletPoint1 : WIDE APPLICATIONS: This adjustable aperture diaphragm is suitable for cameras, microscopes, and other optical devices, helping them perform optimally. BulletPoint2 : ALUMINUM ALLOY MATERIAL: The adjustable aperture diaphragm is made of premium aluminum alloy, ensuring reliability, durability, and a long lifespan. It can be used repeatedly for an extended period, providing you with a satisfying user experience. BulletPoint3 : EASY INSTALLATION: The manual adjustable aperture is easy to use and convenient to disassemble and install. It eliminates the need for complicated installation procedures. BulletPoint4 : ADJUSTABLE APERTURE: Change the aperture diameter with the handle. The adjustable aperture ranging from 1 to 16mm meets various light requirements. The 10 blade design allows for easy adjustment, ensuring stable aperture operation. BulletPoint5 : PRACTICAL AND STABLE: The compact and practical design, along with exquisite manufacturing processes, ensures stable and convenient aperture operation. The adjustable aperture diaphragm performs reliably and consistently. Color : White CompatibleDevices : Smartphone ExternallyAssignedProductIdentifier : 4241232535359 Finderscope : Reflex FocalLengthDescription : 40.6 mm FocusType : Manual Focus ItemName : Adjustable Aperture Diaphragm, 1 to 16mm Diaphragm Microscope Adapter, Lens Module Adapter Ring for Camera Microscope Optical Instruments ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 5 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : microscopes LensDesign : Zoom MagnificationMaximum : 200 multiplier_x Manufacturer : Gugxiom Material : Aluminum alloy ModelName : Gugxiom387akver69 ModelNumber : Gugxiom387akver69 PartNumber : Gugxiom387akver69 PowerSourceType : Battery Powered ProductDescription : 1. Adjustable Aperture: Change the aperture diameter with the handle. The adjustable aperture ranging from 1 to 16mm meets various light requirements. The 10 blade design allows for easy adjustment, ensuring stable aperture operation. 2. Aluminum Alloy Material: The adjustable aperture diaphragm is made of premium aluminum alloy, ensuring reliability, durability, and a long lifespan. It can be used repeatedly for an extended period, providing you with a satisfying user experience. 3. Practical and Stable: The compact and practical design, along with exquisite manufacturing processes, ensures stable and convenient aperture operation. The adjustable aperture diaphragm performs reliably and consistently. 4. Easy Installation: The manual adjustable aperture is easy to use and convenient to disassemble and install. It eliminates the need for complicated installation procedures. 5. Wide Applications: This adjustable aperture diaphragm is suitable for cameras, microscopes, and other optical devices, helping them perform optimally.