Focal Length & Maximum Aperture


50mm f/2.8

Lens Construction


12 elements in 9 groups

Diagonal Angle of View


46° 00'

Focus Adjustment


AF with full-time manual

Closest Focusing Distance


0.90 ft. / 0.27m

Filter Size


77mm

Max. Diameter x Length, Weight


Φ3.4 x 4.5 in., approx. 34.0 oz. / Φ86.9 x 114.9mm, approx. 945g