Portrait At-a-Glance Comparison (Upper Body Framing)
| Optical & Portrait Metric | Nikon NIKKOR Z 50mm f/1.2 S | Nikon NIKKOR Z 85mm f/1.2 S | What It Means in Practice |
|---|---|---|---|
| Upper-Body Working Distance | 2.01 m | 3.41 m | The Nikon NIKKOR Z 85mm f/1.2 S requires 1.4 m more room behind you for the same subject size. |
| Background Field of View (Compression) | 40° | 23° | Nikon NIKKOR Z 85mm f/1.2 S shows a 43% narrower slice of the room behind the subject (23° vs. 40°), isolating them against a cleaner background. |
| Entrance Pupil Diameter | 41.7 mm (f/1.2) | 70.8 mm (f/1.2) | Distant background blur discs are 70% larger on the Nikon NIKKOR Z 85mm f/1.2 S. |
| Corner Bokeh Roundness (90% Field) | 31% (-2.4 EV) | 50% (-1.1 EV) | Nikon NIKKOR Z 85mm f/1.2 S keeps significantly rounder bokeh balls into the corners wide open (50% vs. 31% roundness). |
| Effective Focal Length (Breathing) | 49.0 mm (-1.9%) | 87.1 mm (+2.4%) | Nikon NIKKOR Z 50mm f/1.2 S frames like 49.0 mm (-1.9%) at 2.0 m; Nikon NIKKOR Z 85mm f/1.2 S frames like 87.1 mm (+2.4%) at 3.4 m. |
| Depth of Field (Sharp Zone) | 17 cm (1.93 m – 2.10 m) | 17 cm (3.33 m – 3.49 m) | Both lenses deliver the exact same 17 cm sharp focus zone. |
| Minimum Focus Distance | 0.45 m | 0.85 m | Nikon NIKKOR Z 50mm f/1.2 S focuses 40 cm closer (0.45 m vs. 0.85 m) for tighter close-ups. |