SPECIFICATIONS
| Model | RT-FL-YFL5028 |
| Focal Length | 50 mm |
| Image Circle | 45.0 mm |
| Optical Format | 35mm Full Frame |
| Working Distance Rance | 250 mm – infinity |
| F-number Range | f/2.8 ~ f/22 |
| Back Focal Distance | 36.2 mm |
MECHANICAL
| Camera mount | F-Mount |
| Filter Thread | M52 x 0.75 |
| Focus Control | Manual with locking screw |
| Aperture Control | Manual with locking screw |
| Lens Diameter | 72.0 mm |
| Lens Length | 56.8 mm |
| Lens Mass | 440 g |
