METHOD FOR PRODUCTION OF DISTRIBUTED REFRACTIVE INDEX-TYPE OPTICAL ELEMENT HAVING ULTRAVIOLET RAY-ABSORBING ABILITY

• Main Authors: EINISHI, TOSHIHIKO, YAMASHITA, NAOTO, KAGA, NAOKO, KIMURA, KAZUHISA, SUETSUGU, TATSUYA, TANI, KUNIHIKO, KADONO, KOHEI
• Format: Patent
• Language: English; French; Japanese
• Published: 16.10.2008
• Subjects: CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUSENAMELS; CHEMISTRY; GLASS; JOINING GLASS TO GLASS OR OTHER MATERIALS; METALLURGY; MINERAL OR SLAG WOOL; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS,MINERALS OR SLAGS; SURFACE TREATMENT OF GLASS

Disclosed is a method for producing a distributed refractive index-type optical element which can be optically designed readily, enables to provide a desired optical element in a simple manner, and has an ultraviolet ray-absorbing ability. Specifically disclosed is method for producing a distributed...