Lens Construction 13 elements in 11 groups
Angle of View (for SD1) 63.4 degrees
Number of Diaphragm Blades 9 Blades (Rounded diaphragm)
Minimum Aperture F16
Minimum Focusing Distance 30cm / 11.8in.
Maximum Magnification 1:5.2
Filter Size Diameter 67mm
Dimensions Diameter 77mm x Length 94.0mm / 3.0in. x 3.7in.
Weight 665g / 23.5oz.