Construction: 19 groups /23 elements (1 Fluorite and 5 UD elements)
Angle of view: 34 - 12
F stop range: 2.8-32
Closest Focusing Distance: 1.2m / 3.94ft.
Maximum Magnification: 0.21x
Filter Size: 77mm
Dimensions (Length x Diameter): 7.8" x 3.5" / 199 x 88.8mm
Weight: 52.6 oz / 1,490g