Groups
6
Elements
7
Fluorite
Yes
Ud Glass
Yes
Weight
2610g
Length mm
395
Diameter mm
128
Max Aperture
f/4.5
Min Aperture
f/32
Discontinued
Yes
Min Focus Distance
500cm
Aperture Blades
9
Introduced
1981
Focal Length (Max)
500mm
Focal Length (Min)
500mm
Filter Drop In mm
48
Manual Focus Only
Yes
Max Magnification
0.14