variable focus lens〔名词〕变焦距镜头详细»
variable focus lens〔名词〕变焦透镜详细»
variable focus lens〔名词〕可变焦距透镜详细»
variable focus lens〔名词〕可变焦距透镜详细»
可变焦距透镜vari-focal lens;zoom lens详细»
可变焦距透镜lens of variable focal length详细»
可变焦距透镜lens of variable focal length;zoom lens详细»
可变焦距透镜vari focal lens;zoom lens详细»