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Kowa LLM50-IR-F Lens

Kowa Lens

Product Family

Large Format NIR

Part Number




Sensor Size


Lens Type


Focal Length

50 mm

Salient Features

Large Format NIR Series

Kowa is proud to introduce its large format, IR corrected lens with broadband coating and low distortion. The LM50-IR maintains its superior performance from visible to near infrared wavelengths (NIR) without any focus shift. The LM50-IR is available in F-mount or P-mount (M42x1.0). In addition, Kowa now offers the LM50-IR-P lens which provides all of the same outstanding capabilities as the LM50-IR, but now provides M42-mount capabilities.   *Custom Lens – Made to Order*


IR Corrected Design
IR-Corrected lens is designed to produce crisp and bright images, no matter how dark or bright the surrounding environment may be.

Bright F-stop of F1.9
Provides wide depth of field

Ideal for Multiple Applications
Solar Panel Inspection, ITS, Visible/NIR Line Scan, Large Format Area Scan

The LM50-IR is available in F-mount or P-mount (M42x1.0).

Focal Length 50mm
Focal Length Sort Order 050
Image Size 4/3″ (18.4 x 13.8 x 23mm)
Iris Range (F-Stop) F1.9 – 16
TV Distortion -0.54%
Focusing Range 0.5m
Flange Back 46.5mm in air
Back Focus 34.6mm in air
Filter Thread Size M52x0.75
Mount F-mount
Temperature Range -10°C ~ +45°C
Weight 600g

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