Features 1,6MP Lens: Camera lens has a 6 MegaPixel, which provides high definition images, good color reproduction, observe objects more clearly. 2,Manual Aperture and Zoom: Industrial camera lens with manual focus and adjustable aperture, no lens shadow, no vignetting, high image quality. 3,Characteristic: C Mount Lens, the image format is 1 or 1.8in, the focal length is 10‑50mm adjustable, high compatibility, can adapt to most industrial cameras. 4,Premium Material: Industrial camera lens is made of premium aluminium alloy material, anti rust, wearproof, sturdy, can deal with harsh environment. 5,Simple Operation: Manual iris lens is easy to install and disassemble without affecting the installation and use of other accessories, nice replacement. Specification Item Type: Camera Lens Material: Aluminum Alloy Focal Length: 10-50mm Image Format: 1 or 1.8in Resolution: 6 MegaPixel F NO: F2.8 Mount: C Mount Optical Distortion: -1.3 percent To -0.09 percent CRA: ≤6º - ≤4º BFL: 17.526mm Dimension: 37x65.0mm or 1.5x2.6in M.O.D.: 0.25m Inf. IR Correction: Yes Operation: Iris, Focus, Zoom, All Manual Operations Operating Temperature: -20℃-and80℃ Package List 1 x Camera Lens2 x Adjustable Knob3 x Screw Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.