13 elements in 11 groups
Coatings: Multi-layer
Angle of view: 98° 40' to 63° 30'
Minimum focus distance: 0.4m (1.3ft)
Focusing system: Internal focusing
Zooming system: Rotary type
Number of diaphragm blades: 6
Filter size: 77mm
Maximum outer diameter: 82mm (3.2")
Overall length: 80mm (3.0")
Weight: 390g (14.6oz)
Mount availability: Canon EOS, Minolta AF, Nikon-D, Pentax AF