![]() ![]() Nevertheless, the photoreceptors of the retina are sensitive to near-UV, and people lacking a lens (a condition known as aphakia) perceive near-UV as whitish-blue or whitish-violet. Humans also lack color receptor adaptations for ultraviolet rays. The lens of the human eye blocks most radiation in the wavelength range of 300–400 nm shorter wavelengths are blocked by the cornea. Ultraviolet rays are invisible to most humans. 9.2 Electrical and electronics industry.8 Degradation of polymers, pigments and dyes. #Black omega vs lights skin#
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