光通道 light tunnel; optical channel och; optical pass 光条形码识别器 optical barcode reader ..
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band-pass optical filter 带通滤光器 ; 带通滤波器
Optical Low Pass Filter 光学低通滤波器
pass optical filter 带通滤光器
optical band pass filter 光带通滤波器
optical low-pass filter 低通滤光器
optical all pass filter 光学全通滤波器
optical all-pass filter 光全通滤波器
all-pass optical filter 光全通滤波器
Fingertips, hands, arms, and even inanimate objects pass through an invisible two-dimensional optical web that tracks them.
指尖、手、胳膊、甚至是无生命的东西只要他们穿过内置的一个看不见的二维光网就能够被发现。
If the optical fibre is tapered, the light ray will become trapped at the point where the fibre is no longer wide enough to let it pass any farther.
如果一个光导纤维被缩减，那么光束也将在纤维不够宽的那个点上被捕捉，因为它无法穿越纤维。
A multilayer band pass infrared thin film optical filter has been designed and manufactured which use lead telluride and zinc sulfide as thin film materials.
采用碲化铅和硫化锌作为镀膜材料，研制了空间红外光学系统使用的红外多层带通滤光片。
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