BD Plan Apo 20X
產品說明
- Infinity corrected
- Bright/dark-field observation (suited to the observation of scratches, concavity and convexity on a surface)
- Long working distance
- Plan-Apochromat
| Specification | |
| NO. | 378-834-7 |
| Type | Bright/Dark-field |
| Wavelength | 436nm-656nm |
| Magnification | 20X |
| Numerical Aperture | 0.42 |
| Working Distance | 20mm |
| Focal Lenght | 10mm |
| Resolving Power | 0.7µm |
| Depth of Field | 1.6µm |
| View Field | Ø1.2 when using ø24mm eyepiece |
| 0.24x0.32 when using 1/2 inch camera | |
| Mass | 400g |
