Computar HG3Z4512FCS-IR 1/2-inch 4.5-12.5mm F1.2 Auto Iris, Day/Night IR

Model No
Product Highlights
    • For 1/2 inch format cameras
    • DC Auto Iris
    • CS-mount lens
    • Focal Length: 4.5mm - 12.5mm
    • Iris Range: F1.2

HG3Z4512FCS-IR is a 1/2-inch format lens suitable for use with 1/2-inch or smaller format cameras for CCTV or factory automation applications. It provides a horizontal field of view of 81.6-30.0 degrees on a 1/2-inch camera. Iris aperture ranges from F1.2-360 for excellent low light performance. The lens is IR-corrected which eliminates focus shift when used with mechanical day/night cameras and IR lighting. The lens is CS-Mount, comprised of all glass optics, come with locking set screws and a durable metal barrel and mount. DC Auto Iris Lenses are used for indoor or outdoor applications where large variation in lighting occurs.


  • For 1/2-inch format cameras
  • Manual Iris; focus control
  • CS-mount lens
  • Focal Length: 4.5mm - 12.5mm
  • Iris Range: F1.2
  • Max. Aperture Ratio: 1:1.2
  • Down Angle View: 103.0° - 37.4°
  • Horizontal View: 81.6° - 30.0°
  • Vertical View: 60.4° - 22.6°
  • Max. Image Format: 6.4mm x 4.8mm
Manufacturer  Computar
Lens Size    4.5-12.5 mm
Mount Type  CS Mount
Iris Type    Auto Iris
Desired Aperture    F/1.2
CCD Size    1/2"
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Availability: In stock