第二主焦距,次焦距的英文

• posterior focal distance
• secondary principal focal distance

• "第二"英文翻译    second
• "主"英文翻译    host
• "焦距"英文翻译    focal distance; focal length
• "次"英文翻译    order; sequence
• "后主焦距,次焦距" 英文翻译 :    posterior principal focal distance; secondary focal distance
• "主焦距" 英文翻译 :    principal focal distances
• "主焦距,前焦距" 英文翻译 :    anterior focal distance
• "前主焦距,主焦距" 英文翻译 :    anterior principal focal distance; primary focal distance
• "后主焦距,后焦距" 英文翻译 :    posterior principal focal length; principal secondary focal length; secondary focal length
• "前主焦距,前焦距" 英文翻译 :    anterior principal focal length; primary principal focal length
• "第一主焦距,主焦距" 英文翻译 :    primary principal focal distance
• "主焦距离" 英文翻译 :    principal focal distance
• "焦距" 英文翻译 :    [光学] focal distance; focal length 调焦距 focalize; 焦距计 focometer; focimeter; 焦距检定 focal length calibration; 焦距调整 focal setting; focalization; setting of focal length
• "第二焦距" 英文翻译 :    second focal length; secondary focal length
• "变焦距" 英文翻译 :    [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 zoom shot; 变焦距摄像机 zoom camera
• "长焦距" 英文翻译 :    long focus; long lens; long working distance; long-focus
• "超焦距" 英文翻译 :    hyperfocal distance
• "等焦距" 英文翻译 :    parfocal
• "调焦距" 英文翻译 :    focalize
• "负焦距" 英文翻译 :    retrofocus
• "后焦距" 英文翻译 :    back focal distance; back focal length; posterior focal length
• "肩焦距" 英文翻译 :    flange focal distance
• "焦长；焦距" 英文翻译 :    length, focal (f)
• "焦距；焦长" 英文翻译 :    focal length (f)
• "焦距比" 英文翻译 :    focal distance ratio; focal length ratio