| Model Name | Sirui 50mm F1.8 Anamorphic 1.33x Lens For Micro Four Thirds |
| Lens Mount | Micro Four Thirds (MFT) |
| Lens Format Coverage | Up to APS-C |
| Anamorphic Squeeze | 1.33x |
| Focal Length | 50 mm |
| Aperture Range | f/1.8 to f/16 |
| Optical Design | 11 Elements in 8 Groups |
| Aperture/Iris Blades | 10 |
| Minimum Focus Distance | 0.85 m / 2.8' |
| Focus Rotation | 143.6° |
| Filter Thread | 67 mm |
| Barrel Material | Aluminum Alloy |
| Magnification | 1:15.38 (V), 1:20.17 (H) |
| Dimensions (Max Ø × L) | 68.2 × 106.6 mm |
| Weight | Approx. 560 g |
| Desqueezed Aspect Ratio | 16:9 → 2.4:1 |
| Flare | Blue |