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1/2" 12mm Fixed Focal Manual Iris Lens

Kowa has over 50 years of production technology. The Kowa Fixed Focal Manual Series LM12NCR experience is reflected in the development and design of our LM12NCR CCTV lens.

The Kowa LM12NCR lenses excel in both low light and bright light conditions due to its aperture range of 1.4 to close.

Manual Iris
Adjust iris by turning ring on LM12NCR lens until iris is open or closed to user's exact specifications

Fixed Focal Lens
Preset focus remains fixed to exact specifications throughout the life of the lens so the user does not have to worry about managing the focus of the lens

Key Features of the LM12NCR Lens

Manual Iris
Adjust iris by turning ring on lens until iris is open or closed to user's exact specifications

Fixed Focal Lens
Preset focus remains fixed to exact specifications throughout the life of the lens so the user does not have to worry about managing the focus of the lens

Specifications for the LM12NCR CCTV Lens

Focal Length 12mm
Focal Length Sort Order 012
Lens Type Fixed Focal Length
Image Size 1/2" (6.4 x 4.8 x 8mm)
Iris Range (F-Stop) F1.4 - Close
Angle of View 1/3" (Hor. x Ver. x Dia.) 23.0 x 17.2 x 28.8°
Angle of View 1/2" (Hor. x Ver. x Dia.) 30.7 x 23.0 x 38.5°
TV Distortion -0.8%
Minimum Object Focus Distance (1/2") (Hor. x Ver. x Dia.) 167 x 123 x 213mm
Focusing Range 0.3m
Flange Back 17.526mm in air
Back Focus 11.2mm in air
Filter Thread Size M30.5x0.5
Front/Rear Effective Diameter Front Φ12.3mm / Rear Φ11.7mm
Mount C-mount
Exit Pupil Location -38.9mm
Temperature Range -10°C ~ +45°C
Storage Temperature Range -40°C ~ +60°C
Resolution: Center/Corner Center 100lp/mm / Corner 40lp/mm
Weight 53g


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Prices and specifications subject to change without notice.