This large aperture 30mm F1.4 EX DC HSM lens is designed to match
the APS-C size image sensors of digital SLR cameras. Two SLD glass
elements are especially effective in the compensation of magnification
chromatic aberration.
Glass mold aspherical lens at rear group
of lens reduces color aberration and provides high-quality image
results. From 40cm (15.7") minimum focusing distance to infinity, this
lens creates very sharp images with high contrast.
The HSM
models provide quiet high-speed auto-focus shooting, as well as
full-time manual focus. Large Maximum Aperture of F1.4 can perform
superbly in a great range of applications, including snapshots,
portraiture, indoor shooting and landscape photography.
Lens Constructon: 7 Elements in 7 groups Angle of View: 45 degrees Min Aperture: F16 Min Focusing distance: 40cm Max Magnification: 1:10.4 Filter size: 62mm Weight: 430g Available for: Sigma, Canon, Nikon, Sony, Pentax and Four Thirds.