Kowa LM75JC – 75mm F/2.5 Compact Lens

Kowa LM75JC – 75mm F/2.5 Compact Lens

C-Mount machine vision lens with locking screws and a M34x0.5mm thread filter mount. Compatible with 2/3, 1/2, and 1/3 Format Sensors.


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Product Description

75mm F2/5 Machine Lens

The Kowa LM75JC is a 75mm F/2.5 fixed focal length lens designed for machine vision applications.  It features a C-Mount, locking screws to secure hold aperture and focus settings, and a M34.0x0.5 mm threaded lens bezel for filters.  The lens is designed for 2/3 Format sensors to deliver low distortion and high resolution.  They may be used on 1/3 or 1/2 Format sensors as well with a smaller field of view.

Kowa LM75JC Dimensions

Kowa LM75JC Details
Focal Length 75mm
Focal Length Sort Order 75
Lens Type Fixed Focal Length
Image Size 2/3" (8.8 x 6.6 x 11mm)
Iris Range (F-Stop) F2.5 - 22
Angle of View 1/2" (Hor. x Ver. x Dia.) 4.9 x 3.7 x 6.1°
Angle of View 1/1.8" (Hor. x Ver. x Dia.) 5.5 x 4.1 x 6.8°
Angle of View 2/3" (Hor. x Ver. x Dia.) 6.7 x 5.0 x 8.3°
TV Distortion -0.10%
Minimum Object Focus Distance (1/2") (Hor. x Ver. x Dia.) 96.6 x 72.5 x 120.7mm
Minimum Object Focus Distance (1/1.8") (Hor. x Ver. x Dia.) 108.6 x 81.5 x 135.7mm
Minimum Object Focus Distance (2/3") (Hor. x Ver. x Dia.) 132.6 x 99.6 x 165.6mm
Focusing Range 1.2m
Flange Back 17.526mm in air
Back Focus 18.0mm in air
Filter Thread Size M34x0.5
Front/Rear Effective Diameter Front Φ30.2mm / Rear Φ12.4mm
Mount C-mount
Exit Pupil Location -32.9mm
Temperature Range -10°C ~ +50°C
Storage Temperature Range -20°C ~ +60°C
Resolution: Center/Corner Center 100lp/mm / Corner 40lp/mm
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
LM75JC Datasheet PDF 124k Download File
LM75JC Transmission DXF 36k Download File
LM75JC CAD Drawing DXF 212k Download File
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