focal length

常见例句

The focal length you need depends on your distance from the burst and what you’re trying to capture.
你所需要的焦距取决于你和被拍摄焰火间的距离，以及你想捕捉到怎样的画面。
You also lose the focal length 'boost' offered by smaller sensor cameras when shooting with telephotos.
同时在摄远时长焦镜头给更小画幅相机带来的冲击力也会随之消失。
What excites ophthalmologists most, and what every lens-making company wants to achieve, is an “accommodating” lens that can change its focal length in the same way that a natural lens does.
最让眼科学家兴奋的，而且每一家人工晶体制造公司都想获得的，是一种“善于适应新环境的”晶体，能像天然的晶体一样改变它的焦距。

The high-end Schneider lens offers a 24mm, ultra-wide focal length and 3x optical zoom.
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Using a lens with too long a focal length, for instance, makes the image appear flat.
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This camera differs from the DP2 Merrill, which was released in June, due to its wider focal length.
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