焦距 jiāojù
          
              jiāojù 
              
              noun 
              focal length; focal distance 
              Domain: Modern Chinese 现代汉语
              
                , Subdomain: Optics 
              
              
              
              
                Notes: (CC-CEDICT '焦距'; Guoyu '焦距'; Wikipedia '焦距')
              
               
          
          
Contained in
- 变焦距镜头(變焦距鏡頭) zoom lens
 - 长焦距镜头(長焦距鏡頭) telephoto lens