Focal length : 14mm
Maximum aperture : 2.8
Minimum Aperture : 22
Lens Construction : 14 Elements in 12Groups
Angle of View : 113.8o
Diaphragm Blade Number : 5
Minimum Focus Distance : 7.8in./0.2m
Macro Magnification Ratio : 1:6.5
Focus System : Internal
Rear Filter Slot : Gelatin filters can be placed on the rear section of lens
Dimensions (D x L) : 87mm x 89mm (3.4 x 3.5 in)
Weight : 661g (23.3oz)