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Mitutoyo 378-400 | WLI Plan Apo 2.5x Objective | N.A. 0.14, WD 13 mm
The 378-400 is the WLI Plan Apo 2.5x objective, a 2.5x lens with numerical aperture 0.14 and a working distance of 13 mm. Designed to match the WLI unit, this interferometer objective houses its own beam splitter and reference mirror.
Key features
- Resolving power 2 µm
- Focal distance 40 mm; parfocal distance 60 mm
- Interference fringe adjustment is built in as standard
- Mass 320 g
- Specifications
- Downloads
| Part Number | 378-400 |
| Brand | Mitutoyo |
| Type | Michelson Type |
| Magnification | 2.5x |
| Numerical Aperture | 0.14 |
| Working Distance | 13 mm |
| Correction | Infinite |
| Focal Distance | 40 mm |
| Parfocal Distance | 60 mm |
| Resolving Power | 2 µm |
| Spectral Range | VIS |
| Mass | 320 g |
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