Specification
| Optical System | NIS60 Infinite Optical System (f=200) |
| Head | Seidentopf Trinocular Head(build-in betrand lens),inclined at 45°，Interpupillary Distance 47-78mm,- Beam split: 100% T / 0% B; (Optional: 50%T /50% B; and 0% T / 100% B)， with Bertrand lens |
| Eyepiece | SWF 10x/22mm focusable eyepiece with -5～+ 5 diopter adjustment (Pair) |
| Nosepiece | Sextuple Nosepiece with Slot for DIC or Polarizing Function |
| Objective | Plan semi-APO phase contrast objective 10x, NA=0.3,WD=7.3 |
| Plan semi-APO phase contrast objective 20x, NA=0.45,WD=8.8-7.5 | |
| Plan semi-APO phase contrast objective 40x, NA=0.6,WD=4.4-3 | |
| Stage | Three-layer mechanical stage, movement range 130x85mm, flexible knob. Different small sizes stage could be attached to main stage |
| Petri dish holder 160x110mm | |
| 96 well plate holder 160x110mm | |
| Slide holder 160x110mm | |
| Condenser | Multi-function condenser, NA=0.55, WD=26mm, with 6 holes for: 10x phase, 20x phase ,40x phase, DIC1,DIC2, bright field. |
| Filter | Green filter 38mm |
| Yellow filter 38mm | |
| Frosted filter 38mm | |
| Illumination | Transmitted Illumination: Halogen Lamp 12V/100W or 3W LED; Kohler Illumination |
| Fluorescence | Fluorescence turret, 100w mercury lamp, B,G,U excitation filters |
| Focusing System | Coaxial Coarse and Fine Adjustment, Moving Rang 9mm (up 2mm, down 7mm), Coarse Stroke 2mm per Rotation, Fine Stroke 0.2mm per Rotation |
