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Mitutoyo 378-863-5 | M Plan Apo NIR HR 50x Objective | N.A. 0.65, WD 10 mm
With N.A. 0.65 and a working distance of 10 mm in air, item 378-863-5 (M Plan Apo NIR HR 50x) delivers 50x magnification. Corrected for the near-infrared and tuned for resolution, it serves bright-field inspection and laser applications.
Key features
- Resolving power 0.4 µm; depth of field 0.7 µm
- Corrected wavelength range 480-1800 nm
- Field of view ø0.48 mm with a ø24 mm eyepiece; 0.1 x 0.13 mm on a 1/2-inch camera chip
- Focal distance 4 mm; parfocal distance 95 mm
- Compatible microscope types: VMU / FS-70
- Mass 450 g
- Specifications
- Downloads
| Part Number | 378-863-5 |
| Brand | Mitutoyo |
| Magnification | 50x |
| Numerical Aperture | 0.65 |
| Working Distance | 10 mm (in air) |
| Corrected Wavelength | 480-1800 nm |
| Correction | Infinite |
| Focal Distance | 4 mm |
| Parfocal Distance | 95 mm |
| Resolving Power | 0.4 µm |
| Depth of Field | 0.7 µm |
| Field of View (ø24 mm eyepiece) | ø0.48 mm |
| Field of View (1/2-inch camera) | 0.1 x 0.13 mm |
| Spectral Range | NIR |
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