Bolle Contour Safety Spec CONTESP - ESP Lens

ESP lens: ESP, Extra Sensory Perception. An innovative coating to reduce dazzle and the harmful affects of blue light. The ESP coating filters: 57% of blue light, transmits 64% of visible light, 99.99% of UVA/UVB. Why protect eyes from blue light? Blue light diffusion is 10 times more powerful than red light. Blue light radiates in all directions. Blue light damages the retina. Consequences: Reduction of visual acuity. Loss of contrast and depth. Discomfort and dazzle. Eye strain, headaches. Blurred vision. Consequences of blue light radiation could be partial or total blindness. ESP is a perfect coating for indoor/outdoor use.

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