Reply To: How can RLT improve eyesight when eyes are to be covered Home › Forums › Infrared Light Therapy › How can RLT improve eyesight when eyes are to be covered › Reply To: How can RLT improve eyesight when eyes are to be covered October 28, 2020 at 7:35 pm #1148 littleredParticipant I think it also depend on the device that we will use if we need to cover or protect our eyes.