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Yongnuo YN 50mm f/1.8 DA DSM PRO Lens (FUJIFILM X)

BH #YO50F18DDSMP • MFR #YN50MM F1.8X DA DSM PRO
Yongnuo YN 50mm f/1.8 DA DSM PRO Lens (FUJIFILM X)
Key Features
  • APS-C Format | f/1.8 to f/16
  • 75mm (Full-Frame Equivalent)
  • Autofocus with Digital Stepping Motor
  • Function Selection Switch
A portrait-length prime featuring a compact design, the Yongnuo YN 50mm f/1.8 DA DSM PRO Lens is designed for APS-C-format FUJIFILM X-mount mirrorless cameras. The lens's bright f/1.8 design suits working in low-light conditions and also enables increased control over depth of field for isolating subject matter. The optical design incorporates low dispersion and high reflective lens elements to reduce chromatic aberrations and color fringing, and balancing the optics is a DSM autofocus system, which promotes fast and quiet focusing performance to suit both photo and video applications.
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Yongnuo 50mm f/1.8 DA DSM Pro Overview

By B&H Photo's

A portrait-length prime featuring a compact design, the Yongnuo YN 50mm f/1.8 DA DSM PRO Lens is designed for APS-C-format FUJIFILM X-mount mirrorless cameras. The lens's bright f/1.8 design suits working in low-light conditions and also enables increased control over depth of field for isolating subject matter. The optical design incorporates low dispersion and high reflective lens elements to reduce chromatic aberrations and color fringing, and balancing the optics is a DSM autofocus system, which promotes fast and quiet focusing performance to suit both photo and video applications.

The lens barrel is made with precision-machined aviation-grade aluminum alloy for durability and long life. The lens features a function selection switch that allows the main ring to control focus or aperture, and a large OLED screen displays aperture status in large, easy-to-read numbers. A weatherproof seal keeps dust and water from entering the camera. The lens also has a USB-C port for installing firmware upgrades for any future camera designs.

  • Portrait-length prime designed for APS-C-format FUJIFILM X-mount mirrorless cameras.
  • Provides a 75mm full-frame equivalent focal length.
  • Bright f/1.8 aperture design well-suited for low-light conditions.
  • SW function selection switch allowing aperture or focus control from the lens.
  • OLED screen showing aperture status in large clear numbers.
  • 9-blade diaphragm enabling a soft bokeh effect.
  • High-resolution optical design achieving high clarity and color accuracy.
  • Digital Stepping Motor (DSM) offers notably quick, quiet, and precise autofocus performance.
  • Chrome-plated metal lens mount is durable and accurate for a secure fit with the camera body.
  • Integrated USB-C port for firmware updates.

Yongnuo 50mm f/1.8 DA DSM Pro Specs

Key Specs
Focal Length
50mm (35mm Equivalent: 75mm)
Maximum Aperture
f/1.8
Lens Mount
FUJIFILM X
Lens Format Coverage
APS-C
Focus Type
Autofocus
Image Stabilization
No
Filter Size
58 mm (Front)
Maximum Aperture
f/1.8
Minimum Aperture
f/16
Lens Mount
FUJIFILM X
Lens Format Coverage
APS-C
Angle of View
32.43°
Minimum Focus Distance
17.7" / 45 cm
Maximum Magnification
0.15x
Optical Design
11 Elements in 8 Groups
Diaphragm Blades
9
Focus Type
Autofocus
Image Stabilization
No
Filter Size
58 mm (Front)
Dimensions (ø x L)
2.7 x 3.3" / 68 x 85 mm
Length at Maximum Extension
3.3" / 85 mm
Weight
13.7 oz / 387 g

Yongnuo 50mm f/1.8 DA DSM Pro Reviews

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