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

A Professional Lens of Capturing Grand View
----YONGNUO Ultra-wide Angle Prime Lens YN14mm F2.8N

Ø114° Ultra-wide Angle
The diagonal angle of view is about 114°. For YN14mm F2.8N helps to collect the vast landscape and giant structures, it’s easier to show a grand and solemn atmosphere.

ØUltra-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. 

ØPrecision-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. 

ØGlass 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. 

ØFirmware 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. 

ØF2.8 Large Aperture
With F2.8 bright and large aperture, background blurred, subject highlighted. 

ØFocus 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.

Ø7cps 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. 

ØDurable Metal Mount
YN14mm F2.8 adopts chrome-plated and high-accuracy metal mount. It’s wearable, corrosion-resistant, and highly consistent with the camera.
ØFocus 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. 

ØGold-plating Technology
The metal contacts adopts gold-plating technology to effectively improve signal conductivity and corrosion resistance.


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

MTF Curve Graph

Lens Structure


※The above data are acquired based on the test conditions of YONGNUO company. Further notice will not be given if the design and specification change.

Driver & Software:

for Windows 
for Mac

Firmware v1.02:

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