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Focal Length f: 49.5 mm ± 5 %
Aperture Range: F2.6–F32
Image Circle: 11 mm (2/3\
Focus Range: 0.3 m to infinity
Optimum Working Distance: 1.3 m
Optimum Magnification: -0.039
Relative Illumination at Full Aperture: At least 76 %
Resolution (25 % MTF, Center, Full Aperture): Designed for 90 LP/mm
Optical Distortion: Typical 0.2 %
Angle of View, 1/1.8 Format: Horizontal: 6.8° (@ MOD) to 8.2°; Vertical: 5.1° (@ MOD) to 6.1°
Angle of View, 2/3 Format: Horizontal: 8.8° (@ MOD) to 10.5°; Vertical: 5.5° (@ MOD) to 6.6°
Wavelength Range: Visible (400–700 nm)
Pupil Magnification, ßP: 0.88
Chief Ray Angle, CRA: 7.97°
Front Focal Length, sF: -36.1 mm
Back Focal Length, sF: 16.4 mm
Principal Point Separation, HH: -7.0 mm
Entrance Pupil Position, sEP: 20.7 mm
Exit Pupil Position, sAP: -26.2 mm
Overall Optical Length, d: 39.0 mm
Flange Back: 17.526 mm
Mount: C-mount
Weight: Approx. 110 g
Focus/Iris Operation: Manual Operating angle: 185°
