Specifications Focal length 28 mm Maximum aperture f/2.8 Minimum aperture f/16 Lens construction 9 elements in 8 groups (including 2 aspherical lens elements) Angle of view FX format: 75° DX format: 53° Minimum focus distance 0.19 m/0.63 ft from focal plane Maximum reproduction ratio 0.2x Diaphragm blades 7 (rounded diaphragm opening) Filter-attachment size 52 mm Dimensions Approximately 70 mm/2.8 in. maximum diameter x 43 mm/1.7 in. (distance from camera lens mount flange) Weight Approximately 155 g/5.5 oz Supplied accessories LC-52B Lens Cap (front cap), LF-N1 Lens Cap (rear cap) Show More Show Less
