lǜ​guāng​jìng

optical filter

Senses

滤光镜/ 濾光鏡 lǜ​guāng​jìng optical filter

an optical device made of glass or film used to selectively absorb specific wavelengths of light; used in photography and lighting to change the color or quality of an image

References

same_as 滤光镜/濾光鏡 滤色镜/濾色鏡
same_as 滤色镜/濾色鏡 滤光镜/濾光鏡