- Hd nano multi-layer coating
- Stm stepper motor, supports eye af
- Lightweight internal focus system
Full-Frame | f/1.8 to f/16 Fast Wide-Angle Prime STM Stepper Motor, Supports Eye AF Lightweight Internal Focus System HD Nano Multi-Layer Coating Minimum Focusing Distance: 14.6" 9-Blade Diaphragm Firmware Updatable via USB-C Port