50mm F1.8
| Lens Model | Release Date | Version | Improvements |
| 50mm F1.8 L mount | 2025.7.7 | VER3.2 | Optimized Sigma BF cam compat. & sleep current. |
| 50mm F1.8 E mount | 2024.2.3 | V16 | Optimize the AF-C continuous focusing problem. |
| 50mm F1.8 Z mount | 2024.2.19 | V1.13 | Fixed the Z8 camera not being able to press the shutter in some Settings. |