BD Plan Apo SL 50X
產品說明
- Infinity corrected
- Bright/dark-field observation (suited to the observation of scratches, concavity and convexity on a surface)
- Super long working distance
- Plan-Apochromat
| Specification | |
| NO. | 378-841-7 |
| Type | Bright/Dark-field |
| Wavelength | 436nm-656nm |
| Magnification | 50X |
| Numerical Aperture | 0.42 |
| Working Distance | 20.0mm |
| Focal Lenght | 4mm |
| Resolving Power | 0.7µm |
| Depth of Field | 1.6µm |
| View Field | Ø0.48 when using ø24mm eyepiece |
| 0.10x0.13 when using 1/2 inch camera | |
| Mass | 410g |
