2019年7月4日星期四

The cylindrical and spherical of the racing goggles

Racing goggles have two kinds of lenses: spherical and cylindrical. The surface shape of a spherical racing goggles is similar to the surface of a sphere and close to the shape of the human eye, effectively reducing parallax and expanding the field of vision. Due to the prominent goggles, the spherical goggles increases the internal space of the human eye and has enough circulation space to play a good anti-freeze effect. However, when it comes to snowboarding, this is a sport in which the body often keeps sliding from side to side. When looking forward from the side, it is easy to make Angle deviation. This is what we call spherical vertigo

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