Sunglasses type characteristics

(1) Gray film: The gray lens can absorb any color spectrum evenly, so the scenery will only be darkened, but there will be no obvious color difference, showing the true natural feeling. It is a neutral color system.
(2) Brown lenses: filter out a lot of blue light, can improve visual contrast and clarity, in the case of serious air pollution or fog wear effect is better. Generally, it can block the reflected light of the smooth and bright surface, and the wearer can still see the fine part, which is the ideal choice for the driver.
(3) Green lenses: while absorbing light, maximize the green light reaching the eyes, so there is a cool and comfortable feeling, suitable for people with easy eye fatigue.
(4) Blue and gray lenses: similar to gray lenses, the same as neutral lenses, but the color is deeper, visible light absorption rate is higher.
(5) Mercury lens: The lens surface is coated with a high density mirror. Such lenses absorb more reflected visible light, suitable for outdoor sports people.
(6) Yellow lenses: Strictly speaking, such lenses do not belong to solar lenses, because they almost do not reduce visible light, but in foggy and twilight moments, yellow lenses can improve contrast and provide more accurate vision, so it is also known as night vision goggles. Some young people wear "sunglasses" with yellow lenses as decoration.
⑺ Light blue, light pink and other lenses: the same is more decorative than practical lenses.
(8) Dark green lens: absorb the heat, bring cool feeling, but the transmittance and clarity are low, suitable for wearing when the sun, not when driving.
(9) Blue lenses: The beach can wear the sun blue lenses, blue can effectively filter the light blue reflected by the sea and the sky. Driving should avoid using blue lenses, because it will make us can not distinguish the color of the traffic signal.