주로 젊은 층의 여자들이 렌즈를 많이 끼는 것을 보았을 겁니다. 간혹 가다 남자분들도 끼시게 되는데요. A really perfect thin lens with two surfaces of equal curvature would have zero optical ability, that means that it would neither converge nor diverge light-weight. All true lenses have a nonzero thickness, nonetheless, https://www.qoo10.com/g/794065815/