Model	OPT-S2556
Focal Length(mm)	25
Back Focal Length(mm)	10.04 at WD 150 | 5.57 at ∞
Working Distance(mm)	150~∞
Aperture(F/#)	F5.6
Magnification（X）	0.179X at WD 150
Coaxial	No
Image Circle Ø(mm)	9.3 (1/1.7″)
TV Distortion(%)	<0.08% at WD 400
Flange Focal Distance(mm)	21.83
Mount	M12
Image Resolution(μm)	3.45
Lens Type	Fixed Focal Length