Change camera focus lines 变幻线焦点

Camera focus speed 拍照对焦速度

camera focus control 摄象机聚焦调节旋钮

short-focus camera 短焦距照相机

fixed focus camera 定焦照相机 ; 定焦点照相机 ; 定焦距摄影机

focus the camera on 把照相机的焦点对准

bring the camera into focus 对准照相机的焦点

CCD fixed-focus camera CCD定焦相机

fix focus camera 定焦点摄影机