Рет қаралды 15,102
Example of HGN at three different alcohol levels starting at a .000 BAC and ending at a .112 BAC. The three recordings walks through the entire Horizontal Gaze Nystagmus test, from the medical assessment to lack of smooth pursuit, distinct and sustained nystagmus at maximum deviation, and onset of nystagmus prior to 45 degrees. Also lack of convergence was done at the end of each test.
Thanks to the Nevada Office of Traffic Safety for the Ocular Data Systems Dax Evidence Recorder.
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