computar CS-Mount 4.5-12.5mm Varifocal Lens

computar CS-Mount 4.5-12.5mm Varifocal Lens

computar CS-Mount 4.5-12.5mm Varifocal Lens

B&H # COG3Z4512FCI MFR # HG3Z4512FCS-IR
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Expected availability: 3-7 business days

Product Highlights

  • Compatible with 1/2" Day/Night Cameras
  • 4.5-12.5mm Focal Length
  • 108 to 37.6° Diagonal FOV
  • f/1.2 to 360 Auto Iris
  • Manual Zoom (3x) & Focus
  • Focus: 0.3m to Infinity
  • IR-Corrected
  • Aspherical Lens Surface
  • CS-Mount Connection
  • Locking Set Screws & Metal Barrel
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computar HG3Z4512FCS-IR overview

  • 1Description

The CS-Mount 4.5-12.5mm Varifocal Lens from computar is designed for day/night cameras with 1/2" format sensors. The lens facilitates focal length adjustments, enabling you to change focal length without having to move your camera from its installation point. With an aperture of f/1.2 to 360, the lens is suitable for surveillance in low light as well as brightly lit conditions. Furthermore, this IR-corrected lens captures clear images, eliminating focus shift and infrared bleed.

Designed for CS-mount day/night cameras with 1/2" sensors
4.5-12.5mm focal length to clearly capture scenes requiring different focal settings
Designed for easy focal length adjustments
Aperture of f/1.2 to 360 enables use in low-light as well as bright-light conditions
Auto Iris mechanism allows the camera to capture detailed images even in areas with varying light intensity
IR correction minimizes focus shift and IR bleed, making the lens suitable for 24-hour surveillance operations
Aspherical lens surface provides corner-to-corner sharpness for all aperture settings
Comes with locking set screws and a durable metal barrel and mount
UPC: 781904313037
In the Box
computar CS-Mount 4.5-12.5mm Varifocal Lens
  • Limited 3-Year Warranty
  • Table of Contents
    • 1Description

    computar HG3Z4512FCS-IR specs

    Focal Length 4.5-12.5mm
    Aperture Ratio 1:1.2 (maximum)
    Image Format 6.4 x 4.8 mm (ø8 mm)
    Operation Range Iris: f/1.2 to f/360
    Focus: 0.98' to infinity (0.3m to infinity)
    Zoom: 0.17 to 0.49" (4.5 to 12.5mm)
    Control Iris: Auto Iris
    Focus / Zoom: Manual
    Angle of View 1/2-type: 108° to 37.6° (D), 83.7° to 30.1° (H), 61.3° to 22.6° (V)
    Coil Drive: 190 Ohms
    Control: 850 Ohms
    Operating Temperature -4 to 122°F (-20 to 50°C)
    Effective Lens Aperture Front: ø19.9mm
    Rear: ø9.9mm
    Back Focal Length Tele: 0.64" (16.5mm)
    Wide: 0.33" (8.5mm)
    Flange Back Length 0.49" (12.5 mm)
    Mount CS-mount
    Filter Size M35.5 P= 0.01" (0.5 mm)
    Certifications CE, RoHS
    Object Dimensions at M.O.D. At 4.5 mm: 21.14 x 14.01" (537 x 356 mm)
    At 12.5 mm: 6.33 x .72" (161 x 120 mm)
    Dimensions ø1.51 x 1.87 x 1.92" (ø38.5 x 47.5 x 48.8 mm)
    Weight 2.39 oz (68 g)
    Packaging Info
    Package Weight 0.25 lb
    Box Dimensions (LxWxH) 3.2 x 2.8 x 2.6"

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