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Kowa LM12NCL Lens

Kowa Lens

Product Family

1/2" NCL

Part Number




Sensor Size


Lens Type


Focal Length


Salient Features

1/2″ NCL Series

With a metal body and locking screws, the 1/2″ LM4NCL can be used in a variety of machine vision and robotics applications where high resolution is required.


High Performance and Compact: This high performance lens is optimal for a wide range of applications

Focal Length 12mm
Focal Length Sort Order 012
Lens Type Fixed Focal Length
Image Size 1/1.8″ (7.2 x 5.4 x 9mm)
Iris Range (F-Stop) F1.4 – 16
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 38.6°
Angle of View 1/1.8″ (Hor. x Ver. x Dia.) 34.6 x 25.9 x 43.5°
TV Distortion -0.8%
Minimum Object Focus Distance (1/3″) (Hor. x Ver. x Dia.) 123.9 x 92.3 x 156.4mm
Minimum Object Focus Distance (1/2″) (Hor. x Ver. x Dia.) 167.4 x 123.9 x 212.9mm
Minimum Object Focus Distance (1/1.8″) (Hor. x Ver. x Dia.) 189.9 x 140.0 x 242.9mm
Focusing Range 0.3m
Flange Back 17.526mm in air
Back Focus 11.1mm in air
Filter Thread Size M25.5×0.5
Front/Rear Effective Diameter Front Φ12.3mm / Rear Φ11.7mm
Mount C-mount
Exit Pupil Location -32.5mm
Temperature Range -10°C ~ +50°C
Storage Temperature Range -20°C ~ +60°C
Resolution: Center/Corner Center 100lp/mm / Corner 40lp/mm
Weight 55g

NCL Comparison Lens Chart

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