OPTICAL MEMBER FORMED FROM SILICON MATERIAL AND OPTICAL DEVICE COMPRISING SAME

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United States of America Patent

SERIAL NO

15569176

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Abstract

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The objective of the present invention is to provide: an optical member which is formed from a silicon material having high infrared transmittance and high hardness; and an optical device which comprises such an optical member. The present invention provides: an optical member for transmitting infrared light, which is formed from a silicon material that has an oxygen concentration of 1.0×1017 atom/cm3 or less, while containing carbon at a concentration of from 1.0×1016 atom/cm3 to 8.0×1018 atom/cm3; and an optical device which comprises this optical member arranged in the optical path of infrared light.

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Patent Owner(s)

Patent OwnerAddress
CARLIT HOLDINGS CO LTDTOKYO 104-0031

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chiba, Kazumi Gunma, JP 17 80
Ikeda, Takumi Nagano, JP 28 79
Tenma, Tomohisa Gunma, JP 1 0

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