see also:

• Canon EF lenses
• older Sigma 85mm f/1.4 full frame lens
• Sigma 12-24mm f/4 DG HSM Art full frame lens
• Sigma 24mm f/1.4 DG HSM Art full frame lens
• Sigma 24-35mm f/2 DG HSM Art full frame lens
• Sigma 35mm f/1.4 DG HSM Art full frame lens
• Sigma 50mm f/1.4 DG HSM Art full frame lens
• Sigma 85mm f/1.4 DG HSM Art full frame lens
• Canon EF 135mm f/2.0L lens

• 135mm f/1.8 short telephoto full frame lens in various mounts
• announced Feb 2017, available from May 2017

• 135mm f/1.8 short telephoto full frame lens
• 13 lens elements in 10 groups incl. 2 FLD Elements, 2 SLD Elements
• Super Multi-Layer Coating
• HSM AF with fulltime MF
• focus limiter: 0.875m to 1.5m, or between 1.5m to infinity
• close focus 0.875m
• 9 rounded blades
• 82mm filter
• 1130g
• $US1399

• http://www.diyphotography.net/first-sigma-135mm-f1-8-review-sample-photos-look-pretty-stunning/
• https://petapixel.com/2017/04/18/bokehlicious-sigma-135mm-f1-8-art-lens-can/
• https://petapixel.com/2017/05/22/im-returning-sigma-135mm-f1-8-art-lens/
  • great focus but Eye AF on Sony a7Rii with this lens is too inconsistent to be usable