Optical Filters

Optical Instruments


International Agency

About Us

image Optical Filters

image model MAX-303

image Astronomical Filters

image model HAL-320

Asahi Spectra offers high-end optical filters and optical instruments. We have developed our photonics tools for over 40 years, and are well known in Japan as one of the best optical solutions provider.
With our cutting-edge technology which has been developed by meeting our major customers' requirements, we are passionate about contributing to
the development of the world's optical industry.

Holiday Information

We will be closed for national holidays from April 26th 2014 to May 6th 2014.
Please note that we are not able to respond to your inquiry and order during
this period. We appreciate your kindly understanding.



April 1, 2014

The Improvement of XUVA315

New optical design makes XUVA315 slimmer.

>>Read more


September 10, 2013

TLV-304 Luminous Transmittance Meter

Quick measurement of transmittance close to the sensitivity of human eyes.

>>Read more


June 24, 2013

HAL-320W Solar Simulator (350 - 1800nm)

This model achieves the irradiation of near IR solar spectrum.

>>Read more


EMRS 2014

April 16, 2014

E-MRS 2014 Spring Meeting / Booth No.67

May 27-29 2014 Congress Center, Lille, France

>>Read more

Optatec 2014

April 16, 2014

Optatec 2014 / Booth No.F20 (Hall3)

May 20-22 2014 Messe Frankfurt, Frankfurt, Germany

>>Read more

MRS 2014

March 27, 2014

2014 MRS Spring Meeting & Exhibit / Booth No. 527

April 22-23 2014, San Francisco, CA USA

>>Read more

Products and Applications

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