The spectroscope consists of diaphragm and light filter sheet.
其特征在于分光系统由一个光栏和滤光片组成。
These panels exert light filter function at the same time maintaining the natural ventilation.
这些面板能发挥滤光功能，同时保持自然通风。
The latent pigment is a kind of new material which is used as colorant, information material, photographic material and light filter.
隐颜料是用于着色以及信息记录、照相显影、滤光器等领域的新材料。
The present invention can realize an effective character-inputting device only by utilizing an ordinary camera with a red-light filter and a simple red light-emitting device.
本发明仅仅利用一个普通的带红光滤镜的摄像头和一个简单的红光发射设备就可以实现一个有效的字符输入设备。
Advanced radiating system prevents the work piece from being affected by temperature and extends service life of the strip lamp. Quartz light filter can be selected as an optional part.
先进的散热系统，确保工件不受温度影响，延长灯管的使用寿命。
Such distinctive optical properties as opticity and selective reflection of chiral agent-doped PDLC have widely been applying in the field of light filter, grating, and reflective display, etc.
手性掺杂的聚合物分散液晶的旋光性、选择反射等独特的光学性能被广泛应用于滤波片、光栅、反射显示等方面。
For the phenomenon of CCD's relative narrow dynamic range, Design a light-filter device for adjusting the gear according to luminous intensity, thereby ex-tending the CCD's measuring range.
其中针对CCD器材相对动态响应范围窄的现象，设计滤光分档装置分档采集光强数据从而扩大CCD测量范围。
For the phenomenon of CCD's relative narrow dynamic range, Design a light-filter device for adjusting the gear according to luminous intensity, thereby ex-tending the CCD's measuring range.
其中针对CCD器材相对动态响应范围窄的现象，设计滤光分档装置分档采集光强数据从而扩大CCD测量范围。
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