Focal length: 20mm
Maximum aperture: 2.8
Minimum aperture: 22
Minimum Focus Distance : 9.6" (2.5m)
Number of Blades: 7 blades
Filter Diameter : 72mm
Lens construction: 10 elements in 9 groups
Magnification : x 0.13
Dimensions (D x L): 3.1/8" x 2.1/8" (78 x 53.5mm)
Weight: 10oz (285g)

Flower-share Bayonet