-No dust inside the lens.
-Aperture blades without oil
-Front and back caps included.
-Packaged very securely to avoid damage in transit.
-Focal length: 58mm
-Aperture: 1:2
-Minimum Focusing Distance: 0.5 m
-Diaphragm scale: from 2 to 16
-Aperture blades: 6
-Weight: 302 gram
-Produced 1981