13 elements in 10 groups
109.7 - 70.7°
7 Blades
F22
24cm / 9.4in.
1:6.6
φ77mm
⌀87.3mm × 88.2mm / ⌀3.4in. × 3.5in.
*The length of a lens is measured from the filter surface to its mount.
520g / 18.3oz.