u003cbru003eSunglasses can reduce the irritation of strong light and ultraviolet rays on the eyes in sunny days. Are they magical in rainy days? Net: You can wear sunglasses
YC9702 on rainy days. Women's sunglasses C3 black/colorful blue lenses. Experimenters use fire water guns to simulate artificial rainfall. Driving environment in rainy days. According to the actual size, three traffic signs of different colors and shapes were made, and they were set at 20 meters, 50 meters and 100 meters away from the vehicle as reference objects for observation. At the beginning of the experiment, the rainfall was adjusted to the torrential rain level, the rain hit the windshield of the car window, and the wiper did not wipe it cleanly. It was difficult to see the several traffic signs we set up. The experimenter put on a pair of ordinary brown sunglasses and observed for a few minutes, and found that there is no obvious difference in the clarity of the scene with or without sunglasses. After wearing the sunglasses, the light becomes darker, and the observation of objects outside the car is even more pronounced. Strenuous. Is the method circulating on the Internet unreliable? YC9703 Ladies Sunglasses C3 Black/Colorful Blue In a rainy day, after the light passes through various reflections, refractions and scattering of rain and ground water, the propagation direction becomes chaotic, so it will make people produce The feeling of glare. The principle of ordinary sunglasses is to absorb part of the light by changing the color of the lens to weaken the light entering the human eye, but the clarity will not change. Polarized lenses are only useful. YC9708 Universal Sunglasses C7 Black Frame Silver Legs/Lens Gray If you want to make your vision clear in the rain, ordinary sunglasses are useless, you must use polarized sunglasses. Polarized sunglasses are made according to the principle of polarization of light. It is like adding a blind in front of the eyes to arrange the light from all directions into parallel light and then enter the human eye, making the object look soft and not glaring. . The experimenter simulated another heavy rain of the same size. This time, the experimenter put on a pair of brown polarized sunglasses. As a result, the white rain curtain on the front windshield disappeared suddenly, the whole field of vision was much better, and the outline of the scene was clearer. The traffic set before the experiment The signs are clearly visible. But experiments also found that polarized sunglasses, like ordinary sunglasses, also dim the light. So, how do you tell if a pair of sunglasses has a polarizing effect? u200bu200bTeach you a simple method: bring the sunglasses close to the LCD screen of the computer, and rotate the lens left and right. If you see the LCD screen with alternating light and dark through the lens, it means this The pair of sunglasses has a polarizing function, otherwise it is not. Related Reading: Polarized Sunglasses Polarized Sunglasses
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