变焦比 变焦距倍率

zoomratio  detail>>

变焦距倍率

focal variation ratio zoom ratio  detail>>

变焦倍比 变焦距倍率

focalvariationratio  detail>>

变焦比

focal variation ratio zoom ratio  detail>>

高倍率变焦距镜头

high ratio zoom lens  detail>>

变焦距

[摄影学] varifocal ◇变焦距附加透镜 transfocator; 变焦距镜头 zoom lens; 变焦距聚光镜 variable-focus condenser; 变焦距拍摄 ...  detail>>

可变焦比

zoom ratio zooming ratio  detail>>

变焦倍率镜

zoom converter  detail>>

光学变焦比率

optical zoom ratio  detail>>

变焦距环

zoom ring  detail>>

变焦距镜头

objective with variable focal length variable focus lens varifocal le zoom lens ...  detail>>

变焦距拍摄

zoom shot  detail>>

变焦距圈

zoom ring  detail>>

变焦距视频

zv zoom video  detail>>

变焦距透镜

variable focal length lens variable focus lens zoom lenses  detail>>

变焦距物镜

objective with variable focal length varifocal obejective varifocal objective  detail>>

变焦距系统

zoom system  detail>>

可变焦距

variable focal length zoom  detail>>