| Operation mechanism and type of despeckler | Light scattering | Fhase | Combined | Light deflection | ||||
| Shifting diffuser LSR-5-17 | Switch-on diffuser PSLC | Colloidal solution | Opticalfiber and vibrator | Deformable mirror Dyoptyka | EO cell with helix-free LC | MEMS mirror | ||
| Characteristics: | ||||||||
| Dimensions and weight | хх | х | ххх | хх | хх | х | х | |
| Power consumption | хх | х | - | хх | хх | х | х | |
| Light losses | хх | хх | хх | х | х | х | хх | |
| Complexity of electronics | хх | х | - | хх | хх | хх | хх | |
| Complexity of optics | ххх | ххх | ххх | хх | хх | х | хх | |
| Temperature requirements | - | ххх | хх | - | х | ххх | х | |
| Difficulties in commercializ. | х | хх | ххх | хх | х | хх | хх | |
| Speckle contrast value, % | 2 | 2.5 | 3.4 | 5.6 | 3 | 7 | 4.6 | |