Leitz Telephoto Lens System

Focal Length T-Stop Min. Focus Weight (lbs) Front Diameter
Small Front Attch.
280mm 2.8 8′ 8.5 125mm
400mm 4 15′ 9 125mm
560mm 5.6 8′ 9 125mm
Large Front Attch.
400mm 2.8 15′ 14 165mm*
560mm 4 15′ 14.5 165mm*
800mm 5.6 15′ 14.5 165mm*