FLIP-4 Image Polychromator
SPT FLIP-4 (filter/lens image polychromator) filter polyctromator.
Main characteristics
| Characteristic | Size | F# |
| Object | 100x100 mm | 96.2 |
| Channel filter | Ø 25 mm | 6.7, Angle 4,3° |
| CMOS sensor | 16х16 mm | 5.7, Angle 5° |