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Mitutoyo 378-839-5 | M Plan UV 80x Objective | N.A. 0.55, WD 10 mm
The 378-839-5 is the M Plan UV 80x objective, a 80x lens with numerical aperture 0.55 and a working distance of 10 mm in air. This M Plan UV objective covers the ultraviolet range, for bright-field observation and laser work.
Key features
- Resolving power 0.5 µm; depth of field 0.9 µm
- Corrected wavelength range 266 and 550 nm
- Field of view ø0.3 mm with a ø24 mm eyepiece; 0.06 x 0.08 mm on a 1/2-inch camera chip
- Focal distance 2.6 mm; parfocal distance 95 mm
- Compatible microscope types: VMU / FS-70
- Mass 380 g
- Specifications
- Downloads
| Part Number | 378-839-5 |
| Brand | Mitutoyo |
| Magnification | 80x |
| Numerical Aperture | 0.55 |
| Working Distance | 10 mm (in air) |
| Corrected Wavelength | 266 and 550 nm |
| Correction | Infinite |
| Focal Distance | 2.6 mm |
| Parfocal Distance | 95 mm |
| Resolving Power | 0.5 µm |
| Depth of Field | 0.9 µm |
| Field of View (ø24 mm eyepiece) | ø0.3 mm |
| Field of View (1/2-inch camera) | 0.06 x 0.08 mm |
| Spectral Range | UV |
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