久久国产欧美日韩精品,日韩国产精品久久久久久亚洲,99视频精品全部免费免费,91精品国产综合久久走光

為了盡量減少表面的反射損失,應(yīng)該把這些濾色鏡膠合在一起.The filters should be cemented together, thus minimizing the surface reflection losses.濾色鏡的選擇必須利用固有光譜.Filter selection is made using inherent spectra.還可使用濾色鏡以達到同樣效果.Lens filters are used for t...

“濾色鏡”的英語可以翻譯為：color filter ...