濾光片是什麼？7種常見濾光片和應用範圍一次了解！

What are Filters? Let’s Learn about 7 Common Filters and Their Applications!

October 30,2023
In this article, we will lead you to learn about filters and their principles, and introduce common types and applications of fi
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Optical Coatings

What is the Principle of Optical Coatings?

October 01,2023
When it comes to optical coating, many people may find it unfamiliar. In fact, optical coating is a critical technology with ext
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