Confronto ritratto a colpo d’occhio (mezzo busto)
| Optical & Portrait Metric | Nikon NIKKOR Z 135mm f/1.8 S Plena | Sony FE 135mm F1.8 GM | What It Means in Practice |
|---|---|---|---|
| Upper-Body Working Distance | 5.40 m | 5.40 m | Identical working distance—both frame an upper-body portrait from the exact same spot. |
| Effective Focal Length (Breathing) | 130.2 mm (-3.6%) | 130.8 mm (-3.1%) | At 5.4 m, Nikon NIKKOR Z 135mm f/1.8 S Plena frames like a 130.2 mm lens while Sony FE 135mm F1.8 GM frames like a 130.8 mm lens. |
| Depth of Field (Sharp Zone) | 25 cm (5.28 m – 5.53 m) | 25 cm (5.28 m – 5.53 m) | Both lenses deliver the exact same 25 cm sharp focus zone. |
| Entrance Pupil Diameter | 75.0 mm (f/1.8) | 75.0 mm (f/1.8) | Nearly identical distant background blur size at equal framing. |
| Minimum Focus Distance | 0.82 m | 0.7 m | Sony FE 135mm F1.8 GM focuses 12 cm closer (0.82 m vs. 0.7 m) for tighter close-ups. |
| Patent Prescription | WO2024147268A1 (16/14) | WO2019187633A1 (13/10) | Published optical prescriptions traced in the 3D simulator above. |