⑴ gray: gray lenses on any chromatographic can be balanced absorption, so watch the scenery will only darken, but there will be no significant color, showing a true natural feeling. Belong to neutral color.
⑵ brown lens: filter out a lot of blue, you can improve the visual contrast and clarity, in the case of serious air pollution or fog better wear effect. Generally can block the smooth light of the surface of the reflected light, wearing glasses who can still see the slightest part, is the ideal choice for the driver.
⑶ green lenses: in the absorption of light at the same time, the maximum increase to reach the eyes of the green light, so there is a cool and comfortable feeling, suitable for people who use fatigue easily.
⑷ blue gray lenses: similar to the gray lens, belong to the neutral lens, but the color is deeper, visible light absorption rate higher.
⑸ mercury lenses: the lens surface using high-density mirror coating. This lens is more absorbed into the reflective visible light, suitable for outdoor sports people.
⑹ yellow lens: Strictly speaking, such lenses do not belong to the sunglasses, because it almost does not reduce the visible light, but in the fog and twilight moment, yellow lenses can improve the contrast, to provide more accurate video, so called night vision mirror. Some young people wear yellow lenses "sunglasses" as decorative use.
⑺ light blue, light pink and other lenses: the same is more decorative than the practicality of the lens.
⑻ dark green lenses: suction to heat, bring cool feeling, but the light transmittance and clarity is low, suitable for wearing a sun when wearing, driving should not wear.
⑼ blue lens: beach beach play can wear sun blue lenses, blue can effectively filter out the sea and sky reflection of light blue. Drive should avoid the use of blue lenses, because it will make us distinguish the color of traffic signals.