Kowa Lens Microscope Objective Lens LM4NC3

Kowa Lens Microscope Objective Lens LM4NC3

Introducing a lineup of megapixel lenses specially designed for 1/2 inch 3CCD megapixel C-mount cameras, the 1/2" 3CCD megapixel NC3 lens series reproduces highly accurate colors with little chromatic aberration and low distortion.
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Product Details

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Format: 1/2"

 Focal Length: 4mm 

Aperture: F1.8 

Iris Type:Manual Iris Mount: C-Mount Additional Information Megapixel Rated; 

Designed for 3-CCD type Cameras (but suitable for single chip cameras). 

Focal Length (mm) 4 

Lens Type Fixed Image Size (mm) 1/2" (Φ8) 

Iris Range (F-stop) F1.8 ~F16 Focusing Range (m) 0.1 ~ ∞ 

Iris Control Manual Focus Control Manual Shooting Range at M.O.D. (mm) 201(H) x 142(V) Angle of View 1/2" (°) 83.4 x 64.5 Angle of View 1/3" (°) 64.5 x 49.2 

Horizontal Angle of View (°) 83.4° 

Vertical Angle of View (°) 64.5° 

Diagonal Angle of View (°) 99.9° Resolution (Center, Corner) 120lp/mm, 100lp/mm 

TV Distortion (%) -5.0

 Back Focus in Air (mm) 14.7 

Mount C-mount Filter Thread Size (mm) M46 x P0.75 

Flange Back in Air (mm) 17.526 

Front/Rear Effective DIA (mm) Φ27.4, Φ12.9 

Exit Pupil (mm) 500 Size (mm) Φ48 x 68.7 

Weight (g) 111 

Temperature Range (°C) -10 ~ +45

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