18MP lens, provides highdefinition images, good color reproduction, observe objects more clearly. 2The aperture can be fixed and locked, more convenient. Low distortion, high compatibility, can adapt to most industrial cameras. 3The universal fixedfocus lens can objectively record and reflect the movement speed and rhythm changes of the subject. 4It is easy to install and disassemble without affecting the installation and use of other accessories. 5Premium quality aluminum alloy material, rugged, anti-corrosion and durable, ensures long lifespan. Item Type: Camera Lens Material: Aluminum Alloy + ABS Model: CW-FM7528-8MP Focal Length: 75mm Image Format: 1in(16, 12.8x9.6) D/F: 1:2.8 Mount: C-Mounts Pixel: 8MP Field Angle (F.O.V) (H/V): 1in:9.72x7.23, 2/3in:6.70x5.02, 1/1.8in:5.50x4.01, 1/2in:4.90x3.70 BFL:17.53mm Iris: Manual/Lock Distortion:0.05% Working Wavelength: 400-700nm M.O.D: m: 1.2m- How to Use: Install the lens to camera to use. 1 x Camera Lens