see also:

• Canon EF 85mm f/1.2L USM lenses
• Canon EF 85mm f/1.8 USM lens
• Sigma 85mm f/1.4 DG HSM Art full frame lens

• announced Aug 2017

• 85mm f/1.4 full frame lens
• 14 elements in 10 groups.
• glass molded aspherical element to reduce distortions and spherical aberrations and improve sharpness and clarity
• Air Sphere Coating
• ring type USM AF
• 4EV IS
• dust and water resistant
• 9 rounded blades
• close focus 85cm (2.79')
• 77mm filter
• 950g (2.09lbs)
• not compatible with extenders (teleconverters) but can be used with extension tube EF 12 II which gives magnifications of 0.26x – 0.15x. Extension tube EF 25 II offers magnifications between 0.43x - 0.33x
• $US1599

• https://www.ephotozine.com/article/canon-ef-85mm-f-1-4l-is-usm-review-31800
  • excellent sharpness across the frame, but maximal sharpness at f/4-5.6
  • < 1pixel CA at edges
  • +0.54% pincushion distortion
  • bokeh is very smooth and pleasant
• http://www.photographyblog.com/reviews/canon_ef_85mm_f1_4_l_is_usm_review
  • lots of vignetting wide open, almost completely gone by f/2.8
• http://www.kenrockwell.com/canon/lenses/85mm-f14.htm
• https://www.diyphotography.net/four-85mm-lenses-resolution-compared-sigma-tamron-canon-zeiss/