Protective countermeasures are under development, including lens shutters and filters that block certain laser frequencies.
防御性对策正在开发，包括透镜光闸及滤波器，能阻止某个频谱的激光。
There are two panels inside your camera that are like lightproof curtains on a window and block the light coming through the lens from hitting the sensor.
相机里面有两块隔板，他们就像防光的窗帘一样不让通过镜头的光线照射到传感器上。
The lens is the main factor causing papillary block.
晶体是引起瞳孔阻滞的主要因素。
I generally use a lens cleaning cloth or one of the cloths supplied for cleaning Gauge block sets, although I tend to keep the cloths bespoke for each use.
我通常使用镜头清洁布或者量块清洁布，尽管我倾向为每个提高一份清洁布。
In this paper, block, English letter and Chinese charchter were used as the samples to simulate non lens Fourier transform soft X ray laser holography. The simulat…
本文采用方块、英文字母、汉字等作样品，对无透镜傅利叶变换软X射线激光全息术作了模拟仿真，其结果和可见光全息实验及理论都相符合。
In this paper, block, English letter and Chinese charchter were used as the samples to simulate non lens Fourier transform soft X ray laser holography. The simulat…
本文采用方块、英文字母、汉字等作样品，对无透镜傅利叶变换软X射线激光全息术作了模拟仿真，其结果和可见光全息实验及理论都相符合。
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