Kowa LM50JC – 50mm F/2. Compact Lens

Kowa LM50JC – 50mm F/2. Compact Lens

35mm F/2.0 fixed focal length lens with locking screws, a C-Mount, and M30.5×0.5 threaded lens bezel for filter mounts.


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Product Description

50mm F/2.0 Machine Vision Lens

The Kowa LM50JC is a fixed focal length lens designed for machine visions applications.  Features includes locking screws for aperture and focus ring, a C-mount, and a minimum object distance of 0.50 meters.  The JC lens series have low excellent resolution, and with models featuring focal lengths  from 6mm to 100mm, can be used in a wide variety of applications.

Kowa LM50JC Dimensions

Kowa LM50JC Details
Focal Length 50mm
Focal Length Sort Order 50
Lens Type Fixed Focal Length
Image Size 2/3" (8.8 x 6.6 x 11mm)
Iris Range (F-Stop) F2.0 - 22
Angle of View 1/2" (Hor. x Ver. x Dia.) 10.5 x 7.9 x 13.1°
Angle of View 1/1.8" (Hor. x Ver. x Dia.) 11.8 x 8.8 x 14.7°
Angle of View 2/3" (Hor. x Ver. x Dia.) 14.4 x 10.8 x 17.9°
TV Distortion -0.10%
Minimum Object Focus Distance (1/2") (Hor. x Ver. x Dia.) 55.1 x 41.3 x 69.0mm
Minimum Object Focus Distance (1/1.8") (Hor. x Ver. x Dia.) 62.1 x 46.5 x 77.7mm
Minimum Object Focus Distance (2/3") (Hor. x Ver. x Dia.) 76.0 x 56.9 x 95.3mm
Focusing Range 0.5m
Flange Back 17.526mm in air
Back Focus 17.2mm in air
Filter Thread Size M30.5x0.5
Front/Rear Effective Diameter Front Φ24.6mm / Rear Φ15.4mm
Mount C-mount
Exit Pupil Location -39.5mm
Temperature Range -10°C ~ +50°C
Storage Temperature Range -20°C ~ +60°C
Resolution: Center/Corner Center 100lp/mm / Corner 40lp/mm
Weight 90g
Original specifications posted on http://lenses.kowa-usa.com Visit Kowa's website for more information.
Kowa JC Series Brochure PDF 1.1M Download File
LM50JC Datasheet PDF 124k Download File
LM50JC CAD Drawing DXF 212k Download File
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