Some scholars argue which the archeological proof suggests that there was popular use of lenses in antiquity, spanning many millennia.[1] The so-known as Nimrud lens is a rock crystal artifact dated into the seventh century BCE which may or may not are already employed as a magnifying glass, or possibly https://andersondsgvj.post-blogs.com/45217483/렌즈-네이버-things-to-know-before-you-buy