Focal Length

90mm

Aperture Ratio

1 : 3,5

Smallest aperture

22

Lens construction

7 lenses in 5 groups

Picture angle

27°

Aperture blades

9

Focus range

0.5 (0.5-0.32m with Close-
Up-Lens)

Macro ratio

1:3.5 (1:1.8 with Close-Up-
Lens)

Diameter

63 mm

Filter size

52 mm

Length

48,2 mm

Weight

320g (Ai-S mount)

Mount

Ai-S / CPU integrated
Canon EOS,
Pentax K