光学元件 optical component ; Optic Elements ; OPTICS
衍射光学元件 DOE ; Diffractive Optical Elements ; Diffractive Optics
多层衍射光学元件 MLDOE
全息光学元件 HOE ; Holographic Optical Element
光学部件 optical components
光学器件 Optics
声光学器件 acousto-optic device
光学组件 optical component ; optical module ; optical element
大口径光学件 Large aperture optical components
光学工程软件 LightTools
金属表面(模具)或镀反射膜光学件的检测。
Testing of metal surface of mould and coated optics with high reflectivity.
该系统结构简单，调整方便，并可以用作检验大口径光学元件而勿需同样尺寸的高质量参考光学件。
The system can be set up and adjusted quite easily and used to test large-aperture optical elements without high quality reference optics of the same size.
这些开关必须足够坚固能满足军用的需要，并且有能适应各种光学环境的专用光学零部件，这些部件的价格可能高达每个500美元。
The switches, which must be durable enough to withstand military demands and have special optics for all types of lighting conditions, are often priced as high as $500 each.
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