Groups
5
Elements
6
Weight
670g
Filter Thread
58mm
Length mm
91
Breech Lock
Yes
Diameter mm
69
Max Aperture
f/2.5
Min Aperture
f/22
Discontinued
Yes
Min Focus Distance
150cm
Aperture Blades
8
Introduced
1971
Focal Length (Max)
135mm
Focal Length (Min)
135mm
Manual Focus Only
Yes
Max Magnification
0.14