Optical radiation damages on the eyes are due to their wavelength and power.
IR lens totally stops the absorption of UV lights (UV-A, UV-B, and UV-C) cause of several diseases (cataract, retina degeneration, and photokeratoconjunctivitis).
It stops the absorption of blue light and Infrared IR-A rays these can cause photoretinitis and heat damage on eyes, cataracts, damages on retina and cornea and keratocongiuntivitis.