Senses
凹透镜/ 凹透鏡 concave lens
A lens that is thinner at the center than at the edges; it causes light rays to diverge and is commonly used in eyeglasses for nearsightedness. Also called a 发散透镜 .
A lens that is thinner at the center than at the edges; it causes light rays to diverge and is commonly used in eyeglasses for nearsightedness. Also called a 发散透镜 .