Lens Construction 13 elements in 10 groups
Angle of View (for SD1) 18.2°
Number of Diaphragm Blades 9 Blades (Rounded diaphragm)
Minimum Aperture F16
Minimum Focusing Distance 87.5cm / 34.4in.
Maximum Magnification 1:5
Filter Size Diameter 82mm
Dimensions Diameter 91.4mm × 114.9mm / 3.6in. x 4.5in.
Weight 1,130g / 40.9oz.