Optical Filters

Optical Instruments


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About Us

image Optical Filters

image model MAX-350

image Astronomical Filters

image model HAL-320

Asahi has developed photonics tools for over 50 years, and now provides state-of-the-art optical filters and instruments to overseas customers.
We are passionate about contributing to the development of optical industries and progress of sciences with our cutting-edge technology.
Stop by our website, find the best solutions, and let's discuss what you require for your science and business with Asahi!


Spectra Viewer

May 20, 2021

Spectra Viewer

Easy to compare several filter properties with specific settings

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Laser Clean-up Filters

April 15, 2021

Laser Clean-up Filters

We released laser clean-up filters with >90% transmission and >4.0 optical density.

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December 24, 2020

High-power Xenon Light Source with Double 400W Lamps

Approximately 400% higher output in VIS range compared to MAX-350

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2019 MRS Fall Meeting & Exhibit

October 28, 2019

2019 MRS Fall Meeting & Exhibit / Booth No. 1028

December 3 - December 5, 2019
Hynes Convention Center
Boston, USA

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258th American Chemical Society National Meeting & Exposition

July 16, 2019

258th American Chemical Society National Meeting & Exposition / Booth No. 1939

August 25 - 27, 2019
San Diego Convention Center
San Diego, USA

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Laser World of Photonics 2019

June 4, 2019

Laser World of Photonics 2019 / Hall B2, Booth No. 340

June 24 - 27, 2019
Messe Munchen
Munich, Germany

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Products and Applications

image UV Filters image astronomical filters image spectraviewer image Photochemistry image Solar Simulator image Monochromatic Illuminator