Feature:1. Auto and Manual FocusThe YN50mm F1.8X DA DSM Pro lens supports both AF Auto Focus and MF Manual Focus functions, providing you with the flexibility to choose the best focus mode for your photography needs.2. High-Performance DSM MotorThis auto focus camera lens features a DSM Motor, ensuring fast and silent focusing, which makes it ideal for shooting video as well as still photos.3. Metal ContactsThe lens adopts gold plating for the metal contacts, effectively improving signal conductivity and corrosion resistance.4. APS-C FormatThis lens is designed to support APS-C format cameras, providing a 77.89 viewing angle which makes it a versatile choice for a wide range of photography styles, from portraits to landscapes.5. Multi-Coated LensesThe YN50mm F1.8X DA DSM Pro camera lens features multi-coated lenses, which effectively improve light transmittance.6. F1.8 Bright ApertureThis lens features a bright and large F1.8 aperture, allowing more light into the lens for better low-light performance.7. Superior Optical StructureThe lens boasts a 7 groups of 8 pieces optical structure design, with a nanometer multi-layer coating.8. OLED DisplayApplied with an OLED large screen, you can catch information of Aperture whenever you want.Specification:Features:Auto and Manual FocusThe YN50mm F1.8X DA DSM Pro lens supports both AF Auto Focus and MF Manual Focus functions, providing you with the flexibility to choose the best focus mode for your photography needs.High-Performance DSM MotorThis auto focus camera lens features a DSM Motor, ensuring fast and silent focusing, which makes it ideal for shooting video as well as still photos.Metal ContactsThe lens adopts gold plating for the metal contacts, effectively improving signal conductivity and corrosion resistance.APS-C FormatThis lens is designed to support APS-C format cameras, providing a 77.89° viewing angle which makes it a versatile choice for a wide range of photography styles, from portraits to landscapes.Multi-Coated LensesThe YN50mm F1.8X DA DSM Pro camera lens features multi-coated lenses, which effectively improve light transmittance.F1.8 Bright ApertureThis lens features a bright and large F1.8 aperture, allowing more light into the lens for better low-light performance.Superior Optical StructureThe lens boasts a 7 groups of 8 pieces optical structure design, with a nanometer multi-layer coating.OLED DisplayApplied with an OLED large screen, you can catch information of Aperture whenever you want.Specifications:Brand: YONGNUOModel: YN50mm F1.8X DA DSM ProFocal Length: 50mmViewing Angle: 77.89°Max. Aperture: F1.8Min. Aperture: F16Number of Diaphragm Blades: 9Focus Range: 0.45 meter to limitlessFocus Mode: AF, MFMax. Magnification: 0.15xFilter Diameter: 58mmItem Weight: 387g/ 13.6ozSize: 68 * 85mm/ 2.67 * 3.34inPacking List:1 * Camera Lens1 * Lens Hood2 * Lens Caps1 * User ManualPackage List:1 * Camera Lens1 * Lens Hood2 * Lens Caps1 * User Manual