Why do we use IR(Infrared Ray)?or Iris Scan in Samsung Galaxy S8+?

Last Update date : Oct 30. 2020

 

In the case of visible ray, Iris pattern can be easily interfered by the reflection from other stray visible light UV light is strong enough to sterilize so that it may ingenerate skin aging. For those reasons, iris scan technology uses safer IR.

 

. 

 

Thank you for your feedback!