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CORONA PLUS is an industrial reflection/transmission measuring head for applications in the VIS/NIR range with an integrated spectral sensor and micro computer.

The CORONA PLUS 45 NIR is available as a NIR 1.7 and a NIR 2.2. version.
 | NIR 1.7 | NIR 2.2 |
| Polychromator | PGS | PGS |
| Measurement range (nm) | 950...1670 | 950...2150 |
| Mean Spectral Pixel Pitch (nm) | 3 | 6 |
| Spectral resolution (nm) | £ 10 | £ 20 |
| Wavelength accuracy (nm) | £ 1 | £ 1 |
| Wavelength reproducibility(nm) | £ 0,1 | £ 0,1 |
| Light Source | extern | extern |
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