YONGNUO YN50mm F1.8X DA DSM APS-C Frame Standard Prime Lens for FUJIFILM X-mount Mirrorless Cameras, YN50mm F1.8X DA DSM

Features
1. Small Size, Great Effect: It only weighs 134g, which is small and lightweight, easy to carry and convenient for handheld shooting.
2. Fast, Accurate and Quiet Focus: Digital controlled stepping motor(DSM) plus excellent focusing algorithm, easy to obtain the fast, accurate, smooth and quiet automatic focusing experience.
3. 8 Optical Lenses in 7 Groups, Nano-multilayer Coating: The lens adopts an optical structure of 8 elements in 7 groups, and the lens has a nano-multilayer coating process, which can effectively increase the light transmittance and suppress back-light ghosts and glare.
4. Metal Bayonet, Gold-plated Contact: The lens adopts gold-plated contact and high-precision metal bayonet, which can effectively improve signal conductivity, corrosion resistance and durability.
5. USB Firmware Upgrade: Equipped with a USB Type-C interface, you can download the latest firmware to upgrade the lens to keep its excellent performance.

Specifications
1. Model: YN50mm F1.8X DA DSM
2. Focal Length: 50mm
3. Viewing angle range: 32.43 degrees
4. Mount: X Mount
5. Format: APS-C Frame
6. Optical Structure: 8 elements in 7 groups
7. Aperture Blades: 7 pcs
8. Filter Size: 49mm
9. Maximum Aperture: f/1.8
10. Minimum Aperture: f/16
11. Minimum Focus Distance: 0.45m
12. Maximum Magnification: 0.14x
13. Shell Material: PC
14. Dimensions (DxL): 68 x 85mm
15. Weight: 134g