{
    "SamplingFrequency": 90,
    "StartTime": -6.230972,
    "Columns": [
        "device_time_stamp",
        "system_time_stamp",
        "left_gaze_point_on_display_area_x",
        "left_gaze_point_on_display_area_y",
        "left_gaze_point_validity",
        "left_pupil_diameter",
        "left_pupil_validity",
        "right_gaze_point_on_display_area_x",
        "right_gaze_point_on_display_area_y",
        "right_gaze_point_validity",
        "right_pupil_diameter",
        "right_pupil_validity"
    ],
    "Manufacturer": "Tobii Technology, Sweden",
    "ManfacturersModelName": "4C",
    "device_time_stamp": {
        "Description": "time stamp according to the eyetracker's internal clock",
        "Units": "µs",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1GazeData.html#details"
    },
    "system_time_stamp": {
        "Description": "time stamp according to the computer's internal clock",
        "Units": "µs",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1GazeData.html#details"
    },
    "left_gaze_point_on_display_area_x": {
        "Description": "X value for normalized gaze point position in 2D on the active display area as an (x, y) tuple: bottom left of screen is (0, 1), top right of screen is (1, 0)",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1GazePoint.html#ab13c40e69e0e5e086efcd0186b31073d"
    },
    "left_gaze_point_on_display_area_y": {
        "Description": "Y value for normalized gaze point position in 2D on the active display area as an (x, y) tuple: bottom left of screen is (0, 1), top right of screen is (1, 0)",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1GazePoint.html#ab13c40e69e0e5e086efcd0186b31073d"
    },
    "left_gaze_point_validity": {
        "Description": "validity of the left gaze point data",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1GazePoint.html#afce85e70ee3e1a53e0eae66cf2fecc30",
        "Levels": {
            "0": false,
            "1": true
        }
    },
    "left_pupil_diameter": {
        "Description": "diameter of the left pupil in millimeters",
        "Units": "mm",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1PupilData.html#a4a4e504b7d20952925b0f4fcebd3160f"
    },
    "left_pupil_validity": {
        "Description": "validity of the left pupil data",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1PupilData.html#a4a4e504b7d20952925b0f4fcebd3160f",
        "Levels": {
            "0": false,
            "1": true
        }
    },
    "right_gaze_point_on_display_area_x": {
        "Description": "X value for normalized gaze point position in 2D on the active display area as an (x, y) tuple: bottom left of screen is (0, 1), top right of screen is (1, 0)",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1GazePoint.html#ab13c40e69e0e5e086efcd0186b31073d"
    },
    "right_gaze_point_on_display_area_y": {
        "Description": "Y value for normalized gaze point position in 2D on the active display area as an (x, y) tuple: bottom left of screen is (0, 1), top right of screen is (1, 0)",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1GazePoint.html#ab13c40e69e0e5e086efcd0186b31073d"
    },
    "right_gaze_point_validity": {
        "Description": "validity of the right gaze point data",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1GazePoint.html#afce85e70ee3e1a53e0eae66cf2fecc30",
        "Levels": {
            "0": false,
            "1": true
        }
    },
    "right_pupil_diameter": {
        "Description": "diameter of the right pupil in millimeters",
        "Units": "mm",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1PupilData.html#a4a4e504b7d20952925b0f4fcebd3160f"
    },
    "right_pupil_validity": {
        "Description": "validity of the right pupil data",
        "TermURL": "http://devtobiipro.azurewebsites.net/tobii.research/python/reference/1.8.0.21-alpha-gc085c9ab/classtobii__research_1_1PupilData.html#a4a4e504b7d20952925b0f4fcebd3160f",
        "Levels": {
            "0": false,
            "1": true
        }
    }
}