透
镜
t
ò
u
j
ì
n
g
Definitions
1. lens (optics)
Components
透
tòu
–
to penetrate
镜
jìng
–
mirror
Related Words
薄透镜
báo tòu jìng
–
thin lens (i.e. of negligible thickness in optics)
凸透镜
tū tòu jìng
–
convex lens
凹透镜
āo tòu jìng
–
concave lens