Aperture: Maximum aperture F2
Minimum aperture F22
Aperture ring Yes
Aperture notes 1/2 stop steps. ZE (Canon) version has no aperture ring.
Camera Mount Type: Canon EF, Pentax KAF, Nikon F (FX)
Focal Length: 50 mm
Angle of View: 45°
Format Compatibility: Max Format size 35mm FF
Minimum Focus Distance: 0.24 m (9.45″)
Magnification: 0.5×
Elements/Groups: Elements 8
Groups 6
Image Stabilization: NO
Autofocus: Minimum focus 0.24 m (9.45″)
Maximum magnification 0.5×
Autofocus No
Full time manual Unknown
Focus notes floating focus system
Distance scale Yes
DoF scale Yes
Filter Thread: 67 mm
Dimensions (DxL): Diameter 72 mm (2.83″)
Length 88 mm (3.46″)