1976 Topics Light, Light Publisher New York : Pocket Books Collection internetarchivebooks; inlibrary; printdisabled Contributor Internet Archive Language English Item Size 362.9M Includes ...

This mask emits 633 nm and 830 nm red light, as well. The 1,072 nm light is directed where signs of aging are especially noticeable: on the forehead, at crow’s-feet, and at the nasolabial folds.