SPECIFICATIONS
| Model | 1-19558 |
| Focal Length | 50.0 mm |
| Optics Format | 2/3 inch |
| Back Focal Distance | 12.8 mm |
| Aperture Range | f/2.8 – f/16 |
| Resolution: Center/Corner | 200 lp/mm / 160 lp/mm |
| Minimum Object Distance | 100 mm |
| Filter Thread | M30.5 x 0.5 |
| Camera Mount | C-mount |
| Lens Diameter | 38.0 mm |
| Lens Length | 77.0 mm |
| Mass | 170 g |
VIEW ANGLE
| Angle of View (H x V ): 2/3 inch Camera | 10.1° x 7.6° |
| Angle of View (H x V ): 1/2 inch Camera | 7.3° x 5.5° |
| Angle of View (H x V ): 1/3 inch Camera | 5.5° x 4.1° |
