This application is to measure the fine color changes in the capillary blood flow using a camara on device.
The measurement method is simple. Just cover the camera lens with your fingers as shown in the picture and wait until finish mesurement.
|Just cover the camera lens with your finger.|
|The periodic chart|
When a normal heart rate is measured, the counter will be displayed on the top of the graph. And measured five times continuously, the measurement is complete.