| Main parameters | Total magnification | 100X~400X(standard) | |||
| Mechanical tube length | ∝ | ||||
| Conjugate distance of objective | ∝ | ||||
| Eyepiece | Wide-field eyepiece | WF 10X | Ф22mm | Ф30mm | Parfocal Distance 10mm |
| Centering telescope | |||||
| Trinocular | Inclination 45°,can be shot in 100% light flux,interpupillary distance:48 ~75mm | ||||
| Phase-contrast Objective | magnification | N.A | W.D(mm) | T (mm) | Remarks |
| 10X | 0.25 | 19.4 | 1.2 | Remark“PHP2” | |
| 20X | 0.40 | 8.0 | 1.2 | Remark“PHP2” | |
| 40X | 0.60 | 3.5 | 1.2 | Remark“PHP2” | |
| objective | 10X | 0.25 | 19.4 | 1.2 | |
| Nosepiece | Quintuple | ||||
| Focus system | Coaxial coarse/fine focus, with tension adjustable and up stop, minimum division of fine focusing is 2μm. Effective distance.8mm | ||||
| Condenser | Long working distance condenser, working distance: 70mm, and with pull board phase contrast unit |