Camera Lens 4‑12mm 1/2in HD Manual Change Zoom Industrial Telephoto Lens for Photographer

Feature: 1. CS Mount: 1/2in camera lens is a CS mount that adapts the camera's CS interface to a compact zoom lens, providing a high degree of adaptability. 2. Multi Adjustment: Industrial telephoto lens is 4‑12mm adjustable focal length, with multiple adjustments for convenience. 3. Clear: CS mount lens with manual focus ring and aperture ring helps you get clear images at different focal lengths. 4. Field Of View: Manual zoom lens field of view at 90 degrees(H) to 25degrees (H), image plane size 1/2in, lens optical format F1.6. 5. Durable: Camera lens is made of premium ABS material, size is 57x32x32mm / 2.2x1.3x1.3in, with good durability and stability for long term use. Specification: Item Type: Camera Lens Material: ABS Model: CW VM0412 MP 1/2 A Focal Length: 4-12mm Relative Aperture: F1.6 Interface: CS Image Plane Size: 1/2in Field Of View: 90-25 Size: Approx. 57x32x32mm / 2.2x1.3x1.3in Package List: 1 x Camera Lens Note: Manual measurement, please allow slight error.