The filters should be cemented together, thus minimizing the surface reflection losses . 为了尽量减少表面的反射损失，应该把这些滤色镜胶合在一起。
2.
A yellow filter is placed in front of the camera lens to assure that no blue light will be imaged . 为了不使蓝光进入相机而成像，可在相机的透镜前加一黄滤色镜。
3.
Lapis lazuli helps to broaden the viewpoint and break down barriers 滤色镜下呈淡红色，遇盐酸缓慢溶解。
4.
If you want to bring out the cloud in the sky , you ' ll have to use the filter 如果要显出天空中的云彩，就要用滤色镜。
5.
Colour correction filter 彩色校正滤色镜
6.
Colour gelatine filter 彩色明胶滤色镜
7.
Nantong xiangyang optical element co . , ltd . specialized in manufacture color optical glass and colorless optical glass , also manufacture all kinds of optical glass and filter 南通向阳光学元件有限公司专业生产有色光学玻璃和无色光学玻璃，同时冷加工各种牌号、各种规格的滤色镜和滤光片。
8.
Choosing high quanlity colored glass for material , utilizing processing , we fanricate xiangyang filter . its coated surface and its specific spectral characteristic can meet your all kinds of demands 向阳牌系列光学滤色镜，是采用有色光学玻璃材料，经过光学加工和表面真空镀膜的，它具有特定光谱特性。在摄影或摄像时使用向阳牌滤色镜，定能获得理想的效果。
