Porównanie portretowe w skrócie (popiersie)
| Optical & Portrait Metric | Fujifilm XF 23mm F1.4 R LM WR | Fujifilm XF 23mm F2 R WR | What It Means in Practice |
|---|---|---|---|
| Upper-Body Working Distance | 1.42 m | 1.42 m | Identical working distance—both frame an upper-body portrait from the exact same spot. |
| Effective Focal Length (Breathing) | 23.0 mm (-0.0%) | 22.2 mm (-3.4%) | At 1.4 m, Fujifilm XF 23mm F1.4 R LM WR frames like a 23.0 mm lens while Fujifilm XF 23mm F2 R WR frames like a 22.2 mm lens. |
| Depth of Field (Sharp Zone) | 32 cm (1.28 m – 1.60 m) | 46 cm (1.23 m – 1.69 m) | The Fujifilm XF 23mm F1.4 R LM WR has a 31% thinner focus zone (32 cm vs. 46 cm)—requiring more precise eye focus. |
| Entrance Pupil Diameter | 16.4 mm (f/1.4) | 11.5 mm (f/2) | Distant background blur discs are 43% larger on the Fujifilm XF 23mm F1.4 R LM WR. |
| Minimum Focus Distance | 0.28 m | 0.22 m | Fujifilm XF 23mm F2 R WR focuses 6 cm closer (0.28 m vs. 0.22 m) for tighter close-ups. |
| Patent Prescription | US20140368926A1 (11/8) | US20170351051A1 (10/6) | Published optical prescriptions traced in the 3D simulator above. |