因此在实际测试中，应当优先选择透射光照明，尽可能少用反射照明，而且应尽可能避免背景的干扰。
So, when it comes to practical application, background lighting should be chosen instead of reflection lighting, also interference coming from background should be reduced to minimum level.
本文研究了透射式能见距离测量仪所用激光器的发射能量的优化选择。
Optimized choice of emitting energy of lasers in transmission detection instrument for visual range was studied.
光学性能：根据需要，中空玻璃的基片可选择不同产品灵活组合，以达到需要的太阳光透射率和反射率。
Optical performance: Various glass substrates can be used for IGU to meet the request of sunlight transmission and reflection.
截止型玻璃滤光片具有光谱透射特性好，性能稳定，工作波长容易选择等特点。
Cut off glass filter has specific properties in spectral transmittance, steadiness, working wavelength selection ect.
研究结果表明：光脉冲的透射率与瞬时脉冲强度及脉冲初始功率有关，只有选择适当的初始能量，才能得到较好的整形效果。
The results from the technique indicate that the transmission of pulse relies on the instantaneous intensity, and the initial energy of pulse.
通过选择套管共振透射窗，提高目的层有用信号的信噪比。
The signal to noise of the useful signal of objective layers is greatly improved by reflective coefficients in the window of resonance and transmission.
通过介绍郎勃特-比尔定律，分析了采用直接透射技术测试宝石红外光谱的影响因素，对测试方法的选择、光谱的分析有指导意义。
The Lambert Beer Law is introduced and the factors affecting the infrared spectrum are analyzed. It is important to comprehend this theory for selecting measurement methods and explaining the spectra.
本发明涉及一种立体图像显示装置，其包括：光源；及光控制器，其用于选择性地透射或阻挡由该光源所提供的光。
A stereoscopic image display device includes a light source and a light controller for selectively transmitting or blocking light provided by the light source.
光学性能：根据需要中空玻璃的基片可选择不同产品灵活组合，达到需要的太阳光透射率和反射率。
Optical Performance: Various glass substrates can be used for IGU to meet the request of sunlight transmission and reflection.
光学性能：根据需要中空玻璃的基片可选择不同产品灵活组合，达到需要的太阳光透射率和反射率。
Optical Performance: Various glass substrates can be used for IGU to meet the request of sunlight transmission and reflection.
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