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Mitutoyo 378-854 | M Plan Apo NIR HR 20x Objective | N.A. 0.60, WD 12 mm
With N.A. 0.60 and a working distance of 12 mm in air, item 378-854 (M Plan Apo NIR HR 20x) delivers 20x magnification. This high-resolution near-infrared objective is intended for bright-field inspection and laser applications.
Key features
- Resolving power 0.46 µm; depth of field 0.8 µm
- Corrected wavelength range 480-1800 nm
- Field of view ø1.2 mm with a ø24 mm eyepiece; 0.33 x 0.44 mm on a 1/2-inch camera chip
- Focal distance 10 mm; parfocal distance 95 mm
- Mass 470 g
- Specifications
- Downloads
| Part Number | 378-854 |
| Brand | Mitutoyo |
| Magnification | 20x |
| Numerical Aperture | 0.60 |
| Working Distance | 12 mm (in air) |
| Corrected Wavelength | 480-1800 nm |
| Correction | Infinite |
| Focal Distance | 10 mm |
| Parfocal Distance | 95 mm |
| Resolving Power | 0.46 µm |
| Depth of Field | 0.8 µm |
| Field of View (ø24 mm eyepiece) | ø1.2 mm |
| Field of View (1/2-inch camera) | 0.33 x 0.44 mm |
| Spectral Range | NIR |
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