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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!


Holiday Information

We will be closed for national holidays from April 29th 2021 to May 5th 2021.
Please note that we are not able to respond to your inquiry and order during
this period. We appreciate your kindly understanding.


News

MAX-400D

December 24, 2020

High-power Xenon Light Source with Double 400W Lamps

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

>>Read more

Graph view of optical filters

December 9, 2020

Graph view of optical filters

Easy to check filter properties thanks to new functions

>>Read more

Longpass filter (monolithic substrate)

August 24, 2020

Longpass filter (monolithic substrate)

We replace conventional longpass filters (multi-substrates) with a monolithic substrate.

>>Read more

Exhibition

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

>>Read more

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

>>Read more

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

>>Read more

Products and Applications

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