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 Technology Explained:
HSM (Hyper-Sonic Motor)This lens uses a motor driven by ultrasonic waves to provide a quiet, highspeed AF.
EX (EX Lens)The exterior of this lens is EX-finished to denote the superior build and optical quality, and to enhance its appearance.
DC (DC Lens)These are special lenses designed so that the image circle matches the smaller size of the image sensor of most digital SLR cameras. Their specialized design gives these lenses the ideal properties for digital cameras, the compact and lightweight construction is an added bonus! including compact and lightweight construction.
Specifications:Lens Construction: 7 Elements in 7 GroupsAngle of View: 45 degrees (SD format) Number of Diaphragm Blades: 8 Blades Minimum Aperture: F16 Minimum Focusing Distance: 40cm / 15.7 inches Maximum Magnification: 1:10.4 Filter Size Diameter: 62mm Lens Hood: DiaPetal Hood Dimensions: 75.5mm (D) x 59mm (L) / 2.97" x 2.3" Weight: 430g/15.2 oz.