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image Optical Filters

image model MAX-303

image Astronomical Filters

image model HAL-320

Asahi has developed photonics tools for over 45 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 winter holidays from December 28th 2016 to January 5th 2017.
Please note that we are not able to respond to your inquiry and order during
this period. We appreciate your kindly understanding.


News

UV Filter

November 28, 2016

UV shortpass filter (Blocking range ~ 700nm)

Magnetron sputtering technology enables unprecedented UV filter performance.

>>Read more

Light Guide Rod Unit

November 21, 2016

Light Guide Rod Unit

Point irradiation in liquid / a small spot

>>Read more

Astronomical filters page

June 10, 2016

Astronomical filters

Information on astronomical filters is updated.

>>Read more

Exhibition

2016 Materials Research Society Taiwan

October 11, 2016

2016 Materials Research Society Taiwan

November 19-20 2016, Industrial Technology Research Institute, Hsinchu, Taiwan

>>Read more

2016 MRS Fall Meeting and Exhibit

July 8, 2016

2016 MRS Fall Meeting & Exhibit / Booth No. 921

November 29 - December 1 2016, Hynes Convention Center, Boston, USA

>>Read more

Products and Applications

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