YONGNUO YN50mm F1.8 DF DSM Auto Focus Full Frame Lens for Sony, Standard Prime Lens F1.8 Large Aperture for Sony E Mount Cameras
YONGNUO 50mm Full-frame E-mount Fast Prime Lens offers a focal length that is perfect for portraiture and a range of other subjects. A bright F1. 8 maximum aperture, 7-blade circular aperture and aspherical element deliver impressive image quality with beautifully defocused background bokeh.
- Double Fn function keys for easy operation.
- Compact and lightweight, elaborately manufactured, the maximum diameter and length is 68*85mm, and the net weight is about 395g, the main shell adopts the aviation aluminum alloy , anodized surface and sandblasting process, which makes the appearance look exquisite and high-quality,also effectively improving the corrosion and wear resistance.
- The lens mount is equipped with a dustproof and waterproof rubber ring.
- Equipped with AF/MF focus mode switch.
- Equipped with quiet DSM.
- F1.8 large aperture, with 11 optical lenses in 8 groups, nano-multilayer coating.
- Equipped with aspherical lens.
- Equipped with low-dispersion lens.
- 9 circular aperture blades, it can also take pictures with 18 starburst effects if the aperture is appropriately reduced.
- USB firmware upgrade, equipped with a USB Type-C interface.
- Metal bayonet, gold-plated contacts
| Product Model | YN50mm F1.8S DF DSM |
| Lens Mount | Sony E |
| Focus Mode | Auto Focus (AF) and Manual Focus (MF) |
| Lens Frame | Full Frame |
| Focal Length | 50mm |
| Angle of View | Diagonal: 47.82° Vertical:27.63° Horizontal: 40.23° |
| Lens Construction | 8 groups 11 elements |
| Aperture Blades | 9 blades |
| Max Aperture | f/1.8 |
| Min Aperture | f/22 |
| Min Focusing Distance | 0.45m |
| Max Magnification | 0.15 times |
| Driving System | Digital Stepper Motor |
| Max Diameter and Length | Φ68×85mm |
| Weight | 395g |

Dustproof and waterproof rubber ring
- The lens mount is equipped with a dustproof and waterproof rubber ring, which can effectively resist the entry of dust and water droplets.
- Note: Even though the mount position of this lens has a certain degree of waterproof performance, it is not completely waterproof. If you are shooting in rainy days, please try to keep the lens from getting wet.

USB firmware upgrade
- Equipped with a USB Type-C interface, you can download the latest firmware to upgrade the lens, which keeps the lens at its best performance.

Double Fn function keys for easy operation
- Fn custom function keys are equipped right above and at the side of the lens, you can enjoy the professional control feeling when shooting horizontally and vertically.
- Rationally Reasonable settings of the Fn multi-function button can quickly call up a certain function menu or perform a certain shortcut operation, which improves the creative efficiency.

Aspherical & Low-Dispersion
- Equipped with one aspherical lens, which effectively compensate for a variety of aberrations.
- Equipped with one low-dispersion glass, which can effectively suppress the dispersion problem.

Quiet DSM
- Digital control stepping motor (DSM) has quick start-stop response, high focusing accuracy, and quieter focusing action, which is suitable for photo shooting and video recording.

Package Including
- 1 * YN50mm F1.8S DF DSM Full Frame Lens
- 1 * Lens Hood
- 1 * Front and Rear Cover
- 1 * User Manual

Sample

Sample

SONY E50mm F1.8 OSS Prime Lens (Black) 

