ADJ having a focus that can vary 有变焦距的 [optics]
Cameras feature a 3.3 - to 12-millimeter varifocal auto-iris lens.
这两款相机都能3.3 - 12毫米自动变焦光圈镜头。
Disclosed is freely varifocal glasses, which comprises zoom lenses and a focusing device.
自由变焦眼镜，是由可变焦镜片和调焦装置构成。
The camera captures clear images under low-light conditions with a varifocal auto-iris lens.
在光线极度阴暗的条件下，亦可以通过多点变焦自动光圈镜头捕捉图像。
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