摘要 |
The present invention creates a spectrometer (1; 1') for measuring the concentration of at least one analyte in a fluid sample (2; 2'), with a light source (3; 3') to generate a light beam (4; 4'), with a photosensor (5; 5') to receive the light beam (4; 4'), and with a measurement length (6; 6'), in which the fluid sample (2; 2') can be placed, in the beam path of the light beam (4; 4'), the measurement length (6; 6') being provided in changeable form.
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