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Kowa LMVZ990A-IR Lens

Kowa Lens

Product Family


Part Number




Sensor Size

1/2" (Φ8)

Lens Type


Focal Length

9 - 90mm (10x)

Salient Features

Varifocal Day & Night High Resolution


For applications requiring long-range surveillance, the LMVZ990A-IR has the largest focal range of any Day and Night Varifocal lens in the industry. By using Kowa’s eXtra-low Dispersion glass, these lenses provide crisp color images in the daylight and high definition black and white images at night without the need for refocusing.

Key Features:

  • Aspherical Lens
    Reduces distortion and produces a high definition picture
  • Auto-Iris (DC)
    Automatically adjusts lens to varying lighting conditions
  • Day and Night/IR Corrected
    Enables a smooth transition from day to night lighting conditions without manual adjustments
  • Varifocal Lens
    Provides adjustable focal length with simultaneous adjustments to the focus
Focal Length (mm) 9.0-90 (10x)
Lens Type Varifocal
Image Size (mm) 1/2″ (Φ8)
Iris Range (F-stop) F1.8 – 16
Iris Control Manual
Zoom Control Manual
Focus Control Manual
Shooting Range at M.O.D. (mm) 0.3
Horizontal Angle of View (°) W 41.1° / T 4.2°
Vertical Angle of View (°) W 30.3° / T 3.1°
Diagonal Angle of View (°) W 52.6° / T 5.2°
Horizontal Shooting Range at M.O.D. (mm) W 253 / T 94
Vertical Shooting Range at M.O.D. (mm) W 183 / T 71
Diagonal Shooting Range at M.O.D (mm) W 334 / T 118
TV Distortion (%) W -4.3 / T 0.3
Mount C-mount
Filter Thread Size (mm) M43 x 0.74
Back Focal Length in Air (mm) W 15.37 / T 11.71
Flange Back in Air (mm) 17.526
Front/Rear Effective DIA (mm) Φ38.6, Φ11.8
Exit Pupil (mm) W -108 / T -218
Size (mm) Φ45 x 93
Weight (g) 194
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