Natsume Optical Corporation is a custom optics manufacturer celebrating 76 years in business.
All our high-precision optics are manufactured in a quiet valley environment with very few natural disaster in Nagano, JAPAN. 
Research and development has been done at our Technology Center, where manufacturing environment is maintained with advance equipment, to fulfill nanometer controlling technology and also pursuing new possibilities of LIGHT.

-   LIGHT the Future Together – 
We are looking forward to supporting you with our custom glass optics.