- Ultra-bright f/1.7 maximum aperture for working in low-light conditions
- Twelve elements in ten groups, including three ED lenses, three HR lenses, and two aspherical lenses, to reduce flare and ghosting for improved contrast
- Supports electronic aperture control
- 9 aperture blades for smooth, impressive bokeh
- 9.1" minimum focusing distance for capturing subjects up-close
- Extremely compact, weighs 6.3 oz
- Precision hardened aluminum-alloy bayonet
- Support Exif data transmission and firmware updates via USB-C
- 58mm filter thread for wide compatibility with front lens accessories