Porównanie portretowe w skrócie (popiersie)
| Optical & Portrait Metric | Fujifilm XF 56mm F1.2 R WR | Sony FE 85mm f/1.8 | What It Means in Practice |
|---|---|---|---|
| Upper-Body Working Distance | 3.42 m | 3.41 m | Identical working distance—both frame an upper-body portrait from the exact same spot. |
| Effective Focal Length (Breathing) | 56.2 mm (+0.4%) | 89.9 mm (+5.8%) | At 3.4 m, Fujifilm XF 56mm F1.2 R WR frames like a 56.2 mm lens while Sony FE 85mm f/1.8 frames like a 89.9 mm lens. |
| Depth of Field (Sharp Zone) | 26 cm (3.30 m – 3.56 m) | 25 cm (3.29 m – 3.54 m) | The Sony FE 85mm f/1.8 has a 3% thinner focus zone (26 cm vs. 25 cm)—requiring more precise eye focus. |
| Entrance Pupil Diameter | 46.7 mm (f/1.2) | 47.2 mm (f/1.8) | Nearly identical distant background blur size at equal framing. |
| Minimum Focus Distance | 0.5 m | 0.8 m | Fujifilm XF 56mm F1.2 R WR focuses 30 cm closer (0.5 m vs. 0.8 m) for tighter close-ups. |
| Patent Prescription | JP2023-029039A (13/8) | JP2015-096915A (11/8) | Published optical prescriptions traced in the 3D simulator above. |