This new lens has vivid color, wide aperture, small depth of field.
新的标头，颜色鲜艳，大光圈，浅景深，很不错。
A dynamic measurement technology is designed in order to dispose of imperfection that is small field of view and small depth of field of monocular micro-vision probe.
为了解决现有坐标测量机中的单目显微视觉测头视场小和景深小的缺点，提出了显微视觉测头的动态测量方法。
Portrait mode chooses a large aperture (a small 'f' number) which will make the depth of field (the amount of your shot in focus) smaller.
人像模式用一个大光圈(f值小)，而让景深(清晰对焦的那部分)变小。
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