New Yongnuo YN 85mm f/1.8R DF DSM AF mirrorless lens for Canon RF mount announced


Yongnuo released a new YN 85mm f/1.8R DF DSM AF mirrorless lens for Canon RF mount. The new lens is the same as the Yongnuo 85mm f/1.8S DF DS for Sony E-mount with some minor differences (rubber gasket, new focus/control/switch, etc.):



Additional information on the new Yongnuo YN 85mm f/1.8R DF DSM AF mirrorless lens for Canon RF mount:

  • For full-frame mirrorless cameras with Canon RF mount
  • Aperture ratio: 1: 1.8-1: 16
  • Focal length: 85mm
  • Minimum focusing distance: 80 centimeters
  • Maximum magnification ratio 1: 7.7
  • Optical design: 9 elements in 8 groups, with 2 special optical elements. The circuit is new, not at all similar to the one used in the models for the Yongnuo 85mm 1: 1.8N and Yongnuo 85mm 1: 1.8 lenses. The same design is used by the Yn Lens YN85mm F1.8S DF DSM.
  • Autofocusing with DSM stepping motor (Digital Stepping Motor)
  • Aperture: 7 rounded blades
  • AF / MF focus mode switch, support FTM
  • Control ring , smooth or with clicks (optional), combined with focus ring (optional: focus / control / click)
  • Filter diameter: 58 mm
  • Programmable control button
  • Hood included
  • USB TYPE-C port for firmware upgrades and lens adjustments
  • Protective sealing ring near the bayonet
  • Weight: 380 grams
  • Price: about $300
  • This is the third third-party autofocus lens for Canon RF mount (the first two are Samyang 14/2.8 and Samyang 85 /1.4)
  • Pre-order coming soon at: Adorama, Amazon, B&H Photo

Lens specification:

Lens focal length 85mm
 

Viewing angle range

Diagonal 28.83°
Vertical 16.5°
Horizontal 24.12°
Suitable mount RF mount
Frame Full frame
Lens structure 9 elements in 8 groups
Aperture blade 7 blades
Minimum aperture F/16
Minimum focusing distance 0.8m
Maximum magnification 0.13×
Drive system DSM stepping motor
Filter diameter 58mm
Maximum diameter and length About φ67×88mm
Weight About 380g





Small body, light weight

This product is designed for R-mount mirrorless camera,the maximum diameter and length of the lens is about 67×88mm, and the net weight is only about 380g. The light weight design is good for long-term handhold shooting and video recording.

Equipped with control ring, supports silent operation

Users can assign common functions such as aperture, shutter speed, ISO sensitivity, etc. to the control ring according to their needs. Rotating the control ring can quickly adjust the corresponding parameters, greatly improving operation convenience creative efficiency.
The lens is also designed with a “Click” switch: After Click is turned on, turning the control ring will have a clear sense of gear and a “click” sound; When the Click is turned off, turning the control ring will not make any noise,which is helpful during video recording.

Note: The control ring and manual focus ring are an integrated design, please set the switch to the corresponding position when using.

Equipped with AF/MF focus mode switch,supports full-time manual focus.

Through the AF/MF focus mode switch, you can quickly switch the focus mode. When the auto focus operation is set to [ONE SHOT], you can focus manually after you keep pressing the shutter button halfway to complete the focus (full-time manual focus).

Note: The full-time manual focus function can only be used normally after enabling the corresponding settings on the camera. For detailed operations, please refer to the camera manual.

Equipped with quiet DSM stepping motor

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

The lens mount is equipped with a dust-proof and water-proof rubber ring

The lens mount is equipped with a dust-proof and water-proof rubber ring,which can effectively resist the entry of dust and water droplets.

Note: The mount position of this lens has a certain degree of waterproof performance, but it is not completely waterproof. If you are shooting in rainy weather, please try to keep the lens from getting wet.

Equipped with low-dispersion lens

Equipped with one low-dispersion glass, which can effectively suppress the dispersion problem.

With 9 optical lenses in 8 groups, nano-multilayer coating process

The lens adopts an optical structure of 9 lenses in 8 groups, and the lens has a nano-multilayer coating process, which can effectively increase the light transmittance and suppress back-light ghosts and glare.

F1.8 large aperture, 7 aperture blades

Flexible use of F1.8 large aperture, easy to obtain soft blur effect,highlighting the subject.
The lens is designed with 7 aperture blades. It can shoot circular diffuse spots. It can also take pictures with 14 starburst effects if the aperture is appropriately reduced.

USB firmware upgrade

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

Metal bayonet, gold-plated contacts

The lens adopts high-precision metal bayonet and gold-plated contacts, which can effectively improve signal conductivity and corrosion resistance. At the same time, it can maintain reliable communication between the camera and the lens, and realize functions such as auto focus, aperture control, and EXIF information transmission.

Thanks Radojuva!

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