Ed
Yes
Star
Yes
Focus
Manual
Mount
Pentax K
Format
35mm full frame
Groups
8
Elements
9
Weight
8580g
Filter Thread
49mm
Spec Notes
A* ED extreme supertele, internal focus. 49mm REAR DROP-IN. Aperture blade count NOT SOURCED (absent). Produced ~1985-2004.
Max Aperture
f/8
Min Focus Distance
785cm
Internal Focus
Yes
Introduced
1985