Lightweight and portable: ultra-lightweight 167g design, easy to carry anywhere, making it ideal for travel and street photography. Advanced optical performance: 40mm F2.5 aperture, 6 groups, 10 elements, 1 ED, 3 HR and 1 aspherical element for sharp, clear images and beautiful bokeh. Fast and quiet autofocus: the STM motor ensures fast and quiet focusing; even beginners can get accurate images effortlessly.Durable and reliable: waterproof and anti-fouling coating on the front lens, durable metal mount made to withstand daily use and challenging environments. Versatile compatibility:EXIF data transfer: keep all your shooting data intact; Type-C interface allows easy firmware upgrades to keep your lens working at its best. Compatible with all scenes: portraits, landscapes and street photography, 40mm focal length as if you were looking at the world with your naked eyes. In The Box AF 40mm F2.5 FE Lens hood Front lens hood Rear lens hood Storage bag User manual Product specifications Lens mount: E-mount Lens elements: 6/10 Focal length: 40 mm Viewing angle: 56.7° Aperture: F2.5 - F16 Number of aperture blades: 7 Shooting distance: 0.34 m-∞ Focusing mechanism: Internal focus Focusing motor: STM + lead screw Focusing mode: MF, AF Maximum magnification: 0.14x Lens size: Φ65 x 59.5 mm Weight: 167 g Filter size: Φ52 mm STM Stepping AF motor; One ED element, three HR elements; Supports Exif data transfer