Terms containing varifocal

Subject	English	Chinese
tech.	varifocal erecting system	变焦正像系统
tech.	varifocal lens	可变焦距镜头
rem.sens.	varifocal lens	变焦透镜
TV	varifocal lens	变焦镜头
tech.	varifocal lens	变焦距透镜
tech.	varifocal lens binocular	变焦透镜双筒望远镜
tech.	varifocal Moire zone plate	可变焦距莫尔波带片
tech.	varifocal objective	变焦物镜
tech.	varifocal optical system	变焦光学系统
tech.	varifocal scanning system	变焦扫描系统
tech.	varifocal viewfinder	万能取景器