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M1228-MPW3 2/3" C mount 12mm F2.8-16 6MP

f = 12mm　F 2.8
For 2/3 type Cameras
C‐Mount
Model No. M1228-MPW3 Effective Front φ18.8mm
Focal Length 12mm Lens Aperture Rear φ10.3mm
Max. Aperture Ratio 1:2.8 2/3 type(Y=5.5mm) -0.10%
Max. Image Format 8.8mm x 6.6mm(φ11mm） 1/1.8 type(Y=4.5mm) 0.04%
Operation Range Iris F2.8 ‐ 16.0 1/2.5 type(Y=3.55mm) 0.00%