Features 1、High quality C-mount lens for industrial microscope camera, easy to install. 2、High quality material is durable and not easy to break, ensuring long life. 3、Double the total magnification of the microscope and shorten the focusing length. 4、Suitable for XDC and for XDS monocular video microscopes, practical to use. 5、Practical accessory, suitable for industrial microscope camera, easy to use. Specification Condition: 100% Brand New Item Type: C-Mount Lens Material: Metal + Glass Height: Approx. 15mm / 0.6in Outer Diameter: Approx. 45mm / 1.8in Inner Diameter: Approx. 32mm / 1.3in Connection Diameter: M42x0.75 Magnification: 2.0X Mounting Thread: 1-3/4in (42mm) Objective Zoom Multiple: 0.7-4.5X (About 10-180X on the display screen, about 0.35X 0.5X 2.0X, magnification about 2.45-360X) Package List 1 x C-Mount Lens