5 elements in 5 groups
Angle of view: 75°20'
Closest Focus Distance from Film Plane: 0.3m (1.2ft)
Focusing system: rotary focus
Filter size:  49mm
Maximum outer diameter: 63.5mm (2.5")
Overall length: 36mm (1.4")
Weight: 160g (5.6 oz.)

Mount availability: Canon, Minolta, Nikon, Pentax,Yashica, Olympus