Gray, for any chromatographic equilibrium absorption, without clear off color, show your natural feeling, can be fully absorbed infrared, and 98% of ultraviolet light Dark brown Buy Lenses For Glasses, including nearly 100% of the ultraviolet and infrared, filter out a lot of blue light, which can improve visual contrast and clarity green Eyeglass Lenses Online, can absorb all infrared and 99% uv, A cool comfort, with blue grey lens suitable for eye fatigue, and gray lenses are similar, both belong to the neutral lenses, but darker, visible light absorption rate higher mercury Glasses Lens Index, high density of mirror coating can be more visible light absorption and reflection, to any chromatographic balanced absorption, without clear off color, suitable for outdoor sports people use.
Yellow lens can absorb 100% ultraviolet light and most blue light, in foggy and dusk can improve the contrast, provide more accurate vision, so it is also called night vision Gradient Tint Prescription Lenses. Light blue, light pink is adornment sex is more than practical lens likewise.
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