The wavy lines on the polished surface of jadeit jade are visiable to the naked eye or observation under magnification. 通过肉眼和放大镜下观察,翡翠玉器的抛光表面一般都可见到微波状起伏,即微波纹。
The Coddington is essentially a sphere with a slot cut in it to allow an aperture smaller than the pupil of the eye. 科丁顿放大镜实质上是一个球,球面上开槽,使得孔径小于眼的瞳孔。