Lens Construction 16 Elements in 11 Groups
Angle of View 23.3 degrees
Number of Diaphragm Blades 9
Mininum Aperture f22
Minimum Focusing Distance 31.2 cm / 12.3 in
Filter Size (mm) Diameter 62mm
Maximum Magnifications 1:1
(Diameter x Length) 126.4 mm/3.1in.×5 in
Weight 725g / 25.6oz.
Corresponding Mounts Sigma OS
OS – Optical Stabilizer Function
HSM – Hyper-Sonic Motor
* Nikon mounts do not have an aperture ring. Some functions may not work depending on the camera model. *For Nikon and Canon mounts, Optical Stabilizer (OS) function will not work with film SLR cameras except Nikon F6 and Canon EOS-1V. * When using the APS-C Hood Adapter HA680-01 with digital cameras with larger than APS-C size image sensor, vignetting will occur. Please remove the hood adapter if you are using these cameras.