The difference in light and shade and hue in the allowable range of normal chromatic aberration can be called "chromatic aberration". The traditional chromatic aberration evaluation method is to rely on the naked eye to observe directly, but due to the difference in observation conditions and the ab

With the increase in community cases, Many people wear masks during strenuous exercise outdoors.Experts say: There is no evidence to show the infection in outdoor sports.Outdoors are more ventilated and droplets are not easy to spread.Wearing a mask may bring other risks! Experts said: “For people w

Water resistance is one of the basic characteristics of sporting goods, but how to make waterproof lasting has little impact on the environment.In the past years, waterproofing of outdoor products has been mainly achieved through perfluorinated chemicals, but studies have found that these chemicals

Since the formation of the winter jacket, the style evolution can be said to be varied. Different times, different, economics, different occasions, characters, ages, occupations, etc., have a great influence on the shape of the winter jacket. In the history of world clothing, winter jackets have dev

Speaking of winter jackets, it is not difficult to think of young and Dangerous, motorcycle men or pilots, such as tough, wild, and unruly men. In fact, winter jackets can also be very elegant. winter jackets are presented in front of everyone with sophisticated styles, diverse fabrics, and rich and