聚焦系统
光阑叶片数量 |
8 |
非球面元件数目 |
7 |
对角线视角(最大) |
45 ° |
- Large Maximum Aperture of F1.4.
- The most appropriate coating for digital SLR cameras.
- Two SLD (Special Low Dispersion) glass elements and an hybrid aspherical lens, provides the utmost correction for all types of aberrations.
- Equipped with HSM (Hyper Sonic Motor) system.
- This large aperture standard lens was exclusively designed for digital SLR cameras featuring APS-C size image sensor.
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.