{
    "name": {
        "en-US": "Pupil Diameter",
        "de-DE": "Pupillendurchmesser"
    },
    "description": {
        "en-US": "The measurement of the pupil's diameter at the time of sampling, expressed in millimeters.",
        "de-DE": "Die Messung des Pupillendurchmessers zum Zeitpunkt der Abtastung, angegeben in Millimetern."
    },
    "exactMatch": [
        "https://xapi.elearn.rwth-aachen.de/definitions/eyeTracking/extensions/result/pupilDiameter"
    ]
}