YONGNUO – Professional Photo & Video Gear


YN85mm F1.8R DF DSM II

for RF Mount Camera, Full Frame, Auto Focus, Medium Prime Lens, Suit for R RP R3 R5 R5C R6 R6II R7 R8 R10 R50 R100

Innovative lens mounting and dismounting
F1.8 Large Aperture, easily get blur effect;
DSM motor: fast autofocus even when shooting video;
USB Type-C firmware upgrade,never worry about compatibility issues.

Note:when removing the lens, you must press and hold the 🔒 button on the lens, not the button on the camera.


  • YN85mm F1.8R DF DSM II*1
  • Round Lens Hood*1
  • Lens front cap*1
  • Lens rear cap*1
  • Product Manual*1
  • YN85mm F1.8R DF DSM II


Product ModelYN85mm F1.8R DF DSM II
Lens MountR
Focus ModeAuto Focus (AF) and Manual Focus (MF)
Lens FrameFull Frame
Focal Length85mm
Angle of ViewDiagonal: 28.83°
Vertical: 16.5°
Horizontal: 24.12°
Lens Construction8 groups 9 elements
Aperture Blades7 blades
Max Aperturef/1.8
Min Aperturef/16
Min Focusing Distance0.8m
Max Magnification0.13 times
Driving SystemDigital Stepper Motor
Filter Diameter58mm
Max Diameter and LengthΦ67×88mm
Suit for EOS R Mirrorless Camera:
Full Frame

EOS R3,R5,R5C,R6 Mark II,R6,R8,RP,Ra,R
EOS R7,R100,R50,R10
     ①35mm equivalent focal length: all lenses require x1.6 on APS-C cameras, and APS-C lenses mounted on full-frame cameras also require x1.6 due to auto-cropping.
    ②EOS EF-mount  DLSR are not compatible.
    ③EOS M series are not compatible.