Features:

• 6 groups of 10 optical structures, including 1 ED lenses, 3 lenses with high refractive index and 1 aspherical lens. 
• Comprehensive and reliable video shooting capabilities, supports body anti-shake, is lightweight and compact, has low distortion and light breathing effect.
• Rejecting the cumbersome and complicated focusing experience of manual lenses, autofocus helps to efficiently and accurately lock the subject. The wonderful moment you see can be perfectly captured in the next second, and you can firmly capture every famous scene.
• Built-in STM stepper motor provides the high driving force required for precise autofocus and tracking focus, while supporting eye AF, better response, lower latency and vibration.
• Weight only 180g, compact and lightweight lens body, easy to carry. The versatile 40mm focal length is ideal for daily shooting and travel.