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Though the physical effects of optical thin film coating have been well known since the beginning of the modern age, it was only after the invention of the diffusion pump in 1930 that it was industrialized.
The technology was developed significantly during World War 2, and commercialized after the war.
Our company has such background historically and has developed solely as an Optical thin film manufacturer.
We have innovated and developed our own coating technologies to satisfy state-of-the-art customers' demand such as Laser peripheral technology, Optical fiber communication technology, etc.
As a result, we have become a world leading optical thin film manufacturer with 3 important pillars: Thin film designing technology, Coating technology, Process control technology.
The optical industry in Japan is expected to have a bright future because of its exceptional international competitiveness as compared to other sectors.
Our customers needs:
- All wavelengths from UV throughout the IR region
- Ultra narrow band pass filter
- Sharp edge filter
- Filters with complex optical characteristics such as GFF
- All optical appliance such as AV, DVD-CD, Spectrometer, Lighting apparatus, etc.
- Production flexibility from one piece order to large lot order.
With the state-of-the-art thin film technologies of the world always in view, we will be continuously engaged in the development of innovative, global products and always to be ranked among the world leading companies in this industry.


Chairman
Hajimu Yamamoto

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