| Tobii Pro SDK C API
    | 
| Data Fields | |
| int64_t | system_request_time_stamp | 
| int64_t | device_time_stamp | 
| int64_t | system_response_time_stamp | 
Provides data for the tobii_research_time_synchronization_data_callback callback.
| int64_t TobiiResearchTimeSynchronizationData::device_time_stamp | 
The time stamp when the eye tracker received the request, according to the eye tracker's clock.
| int64_t TobiiResearchTimeSynchronizationData::system_request_time_stamp | 
The time stamp when the computer sent the request to the eye tracker.
| int64_t TobiiResearchTimeSynchronizationData::system_response_time_stamp | 
The time stamp when the computer received the response from the eye tracker.