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Yongnuo YN 14mm f/2.8 Ultra-wide Angle Prime Lens

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Yongnuo YN 14mm f/2.8 Ultra-wide Angle Prime Lens

New wide angle lens from Yonghuo

An interesting wide angle lens announced from Yongnuo, a Chinese lens maker.

The YN 14mm f/2.8 ultra-wide Angle prime lens is available in a number of mount options.

Info page at Yongnuo

yongnuo yn 14mm f-2.8 lens

The new 14mm f/2.8

A new 14mm lens from Yongnuo

Update: The specs [sic] are now published in English

YONGNUO Ultra-wide Angle Prime Lens YN14mm F2.8 YONGNUO Ultra-wide Angle Prime Lens YN14mm F2.8

  • 114° Ultra-wide Angle
    The diagonal angle of view is about 114°. For YN14mm F2.8 helps to collect the vast landscape and giant structures, it’s easier to show a grand and solemn atmosphere.
  • Precision-machined Ultra-low Dispersion Lens and Aspherical Lens
    YN14mm F2.8 carries 2pcs of aspherical lens. One of the aspherical lens adopts ultra-low dispersion lens, which effectively compensates various optical aberration, reduce the color difference to the maximum, and provide excellent sharpness and color correction.
  • Precision-machined Abnormal Dispersion Lens
    YN14mm 2.8 adopts 1pcs of abnormal dispersion lens, which helps to better control the dispersion problem with super-wide angle and large aperture, and, helps to improve second order spectrum.
  • Glass Optical Lens, Multilayer Coating
    The whole series of this product adopts glass optical lens and multilayer coating technology to effectively increase light transmittance and control backlight ghost image and glare.
  • Firmware Upgrade
    YN14mm F2.8 is equipped with USD port. The users can download the latest firmware from the official YONGNUO website and update the lens to keep best compatibility and performance.
  • F2.8 Large Aperture
    With F2.8 bright and large aperture, background blurred, subject highlighted.
  • Focus Modes: Auto Focus (AF) and Manual Focus (MF)
    YN14mm F2.8 supports auto focus and manual focus. The focus mode can be selected according to practical requirement.
  • 7cps of Diaphragm Leaves
    YN14mm F2.8 has 7pcs of diaphragm leaves, which helps to take picture of circular defocused spots or helps to reduce the aperture and take picture of 14-star effect.
  • Durable Metal Mount
    YN14mm F2.8 adopts chrome-plated and high-accuracy metal mount. It’s wearable, corrosion-resistant, and highly consistent with the camera.
  • Focus Distance Indicator
    YN14mm F2.8 is equipped with focus distance indicator. It’s convenient for you to judge the distance and the depth of field.
  • Gold-plating Technology
    The metal contacts adopts gold-plating technology to effectively improve signal conductivity and corrosion resistance.


  • Focal Length 14mm
  • Lens Structure 9 groups 12pcs
  • Diaphragm Leaves  7pcs
  • Minimum Aperture 22
  • Minimum Focus Distance Approx 0.2m
  • Maximum Amplification Factor Approx 0.15x
  • Drive System DC Motor
  • Maximum Diameter and Length Approx Φ86×105mm
  • Weight Approx 780g

*Lens length is the distance between the mounting surface and the front end of the lens.
*Except for special instructions, the measure and weight are only suitable for lens.
*The aperture settings can be controlled by camera.

Details on the Yongnuo web site

14mm lensmore 14mm lens info


Despite looking similar, the optical formula shown is quite different from the EF14/2.8L and EF 14/2.8L mk2

We’ll add more info as we find it…

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