Confronto ritratto a colpo d’occhio (mezzo busto)
| Optical & Portrait Metric | Nikon NIKKOR Z 26mm f/2.8 | Nikon NIKKOR Z 28mm f/2.8 | What It Means in Practice |
|---|---|---|---|
| Upper-Body Working Distance | 1.07 m | 1.15 m | Identical working distance—both frame an upper-body portrait from the exact same spot. |
| Effective Focal Length (Breathing) | 25.3 mm (-2.5%) | 27.5 mm (-1.6%) | At 1.1 m, Nikon NIKKOR Z 26mm f/2.8 frames like a 25.3 mm lens while Nikon NIKKOR Z 28mm f/2.8 frames like a 27.5 mm lens. |
| Depth of Field (Sharp Zone) | 43 cm (90 cm – 1.32 m) | 42 cm (97 cm – 1.40 m) | The Nikon NIKKOR Z 28mm f/2.8 has a 1% thinner focus zone (43 cm vs. 42 cm)—requiring more precise eye focus. |
| Entrance Pupil Diameter | 9.3 mm (f/2.8) | 10.0 mm (f/2.8) | Nearly identical distant background blur size at equal framing. |
| Minimum Focus Distance | 0.2 m | 0.19 m | Nikon NIKKOR Z 28mm f/2.8 focuses 1 cm closer (0.2 m vs. 0.19 m) for tighter close-ups. |
| Patent Prescription | WO2023190222A1 (9/6) | WO2022071249A1 (10/8) | Published optical prescriptions traced in the 3D simulator above. |