SPECIFICATIONS
| MODEL | RT-TV-1M-220 |
| Magnification | 1.000 |
| Image Circle | 8 mm |
| Field of View: 1/3-in Camera | 4.80 x 3.60 mm |
| Field of View: 1/2.5-in Camera | 5.70 x 4.30 mm |
| Field of View: 1/2-in Camera | 6.40 x 4.80 mm |
| Working Distance | 218.2 mm |
| Depth of Field | 1.24 mm |
| Working F-Number | f/20.0 |
| Lens Mount | C-Mount |
| Lens Length | 218.0 mm |
| Lens Diameter | 27.0 mm |
| Lens Mass | 206 g |
