Focus
Autofocus
Mount
Pentax KAF
Format
35mm full frame
Groups
6
Elements
7
Weight
230g
Filter Thread
49mm
Spec Notes
Screw-drive AF fast normal, 7/6, 49mm. Produced 1987-1991 (superseded by the near-identical FA 50/1.4).
Max Aperture
f/1.4
Min Focus Distance
45cm
Aperture Blades
8
Introduced
1987