Kowa LM8JC – 8mm F/1.4 Compact Lens

Kowa LM8JC – 8mm F/1.4 Compact Lens

8mm F/1.4 fixed focal length lens.  Compatible with C-mount cameras with 2/3, 1/2. or 1/3 Format sensors.  Minimum working distance is 0.1 meters and features a M27x0.5 thread lens barrel for filters.


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Product Description

8mm F/1.4 Machine Lens

The LM8JC is an 8mm F/1.4 fixed focal length lens designed for machine visions applications  It features locking screws for both aperture and focus settings, a C-Mount, and is designed for a 2/3 Format sensor.  However, it may be used with 1/2 and 1/3 Format sensors with a reduced field of view.  Minimum object distance is 0.1 meters.

Kowa LM8JC Dimensions

Kowa LM8JC Details
Focal Length 8mm
Focal Length Sort Order 8
Lens Type Fixed Focal Length
Image Size 2/3" (8.8 x 6.6 x 11mm)
Iris Range (F-Stop) F1.4 - 16
Angle of View 1/2" (Hor. x Ver. x Dia.) 46.2 x 34.6 x 58.4°
Angle of View 1/1.8" (Hor. x Ver. x Dia.) 52.4 x 39.1 x 65.7°
Angle of View 2/3" (Hor. x Ver. x Dia.) 64.2 x 47.4 x 81.7°
TV Distortion -6.20%
Minimum Object Focus Distance (1/2") (Hor. x Ver. x Dia.) 92.8 x 67.6 x 120.6mm
Minimum Object Focus Distance (1/1.8") (Hor. x Ver. x Dia.) 106.3 x 76.8 x 140.0mm
Minimum Object Focus Distance (2/3") (Hor. x Ver. x Dia.) 136.0 x 96.1 x 185.7mm
Focusing Range 0.1m
Flange Back 17.526mm in air
Back Focus 11.3mm in air
Filter Thread Size M27x0.5
Front/Rear Effective Diameter Front Φ17.4mm / Rear Φ11.1mm
Mount C-mount
Exit Pupil Location -29.4mm
Temperature Range -10°C ~ +50°C
Storage Temperature Range -20°C ~ +60°C
Resolution: Center/Corner Center 100lp/mm / Corner 40lp/mm
Weight 60g
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
LM8JC Datasheet PDF 44k Download File
LM8JC CAD Drawing DXF 206k Download File
LM8JC Transmission PDF 10k Download File
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