The typical human eyes respond to wavelengths 400nm to 700nm. The light coming from this device is either visible red or invisible infrared. Infrared light is beneficial to the eyes, just as it is elsewhere on the body.
The typical human eyes respond to wavelengths 400nm to 700nm. The light coming from this device is either visible red or invisible infrared. Infrared light is beneficial to the eyes, just as it is elsewhere on the body.