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Mitutoyo 378-818-8 | M Plan Apo NUV 50x Objective | N.A. 0.44, WD 15 mm
The 378-818-8 is the M Plan Apo NUV 50x objective, a 50x lens with numerical aperture 0.44 and a working distance of 15 mm in air. This M Plan Apo NUV objective covers near-UV to visible light for bright-field inspection and laser work.
Key features
- Resolving power 0.6 µm; depth of field 1.4 µm
- Corrected wavelength range 355-620 nm
- Field of view ø0.48 mm with a ø24 mm eyepiece; 0.10 x 0.13 mm on a 1/2-inch camera chip
- Focal distance 4 mm; parfocal distance 95 mm
- Mass 390 g
- Specifications
- Downloads
| Part Number | 378-818-8 |
| Brand | Mitutoyo |
| Magnification | 50x |
| Numerical Aperture | 0.44 |
| Working Distance | 15 mm (in air) |
| Corrected Wavelength | 355-620 nm |
| Correction | Infinite |
| Focal Distance | 4 mm |
| Parfocal Distance | 95 mm |
| Resolving Power | 0.6 µm |
| Depth of Field | 1.4 µm |
| Field of View (ø24 mm eyepiece) | ø0.48 mm |
| Field of View (1/2-inch camera) | 0.10 x 0.13 mm |
| Spectral Range | NUV |
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