YZ20T4 Operating Microscope
- Switchable assistant microscope
- Two different objective lens options
- Oblique and adjustable illumination
- CE and FDA approval
Multi-functional Operating Microscope
Discover the YZ20T4 operating microscope produced by 66 Vision, designed for a multi-use surgical microscope. Equipped with different objective lenses, the YZ20T4 is applicable for ophthalmic surgery and hand surgery.
Specifications
- Specifications
| Adjustable objective lens | F=200mm | F=250mm | F=300mm |
| Working distance | 190mm | 240mm | 290mm |
| Magnification for main microscope | 4X 6X 10X 16X 25X | 3.2X 5X 8X 12.8X 20X | 2.7X 4.2X 6.7X 11X 17X |
| Magnification for assistant microscope | 6X 10X 16X | 5X 8X 12.8X | 4.2X 6.7X 11X |
| Eyepiece magnification | 12.5X | ||
| Field diopter | ±5D | ||
| Adjustable range of pupil distance | 55mm~75mm | ||
| Illumination Source | 12V/100W, cold reflection halogen bulb for medical use | ||
| Illumination Type | 6° +0° coaxial illumination of cold light source and 25° Oblique illumination | ||
| Coaxial illumination | ≥50000lx | ||
| Oblique illumination | ≥45000lx | ||
| Reaching radius of arm | 1040mm | ||
| Adjustable vertical range | 850mm~1350mm | ||
| Fine focusing speed and range | ≤2mm/s,50mm | ||
| Speed for X/Y and range | ≤2mm/s,50mm*50mm | ||
| Power supply | AC110V/220V±10%, 50Hz/60Hz | ||
| Power consumption | 330VA | ||
| Fuse | T4.0AL 250V, T8.0AL 125V | ||
| Packing Volume | 0.727m³, 5 cartons | ||
| Total gross weight | 210kg | ||

Adjustable assistant microscope
The assistant microscope can be rotated to different positions for various surgical needs of ophthalmology and other departments.
Three objective lens options
Three different objective lenses(F200/F250/F300) are applicable in ophthalmic surgery, orthopedic surgery, and hand surgery.


Oblique illumination
25 degree oblique illumination can also be used as slit illumination. The slit width is adjustable and rotatable 360°.
Imaging system upgrade
An optional beam splitter can be connected with the teaching tube and CCD system.









