[光]?可变光阑环
... 可变光阑 iris 可变光阑环 iris ring 可动反射镜 movable mirror ...
?可变光阑光度计
... 虹膜光阑，孔径 iris mount 可变光阑光度计 iris ring 可变光阑环 iron (Fe) ...
?锁光环
... 闪光环 zipper 锁光环 iris ring 增光环 intensifier ring ...
解剖 虹膜大环
解剖 虹膜小环
释义视野可变光阑环
The iris, which is the colored ring of the eye, is unique for every human being.
CNN: At Bronx clinic, the eyes are windows to medical records
锁光圈环；[光]可变光圈
iris diaphragm
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。