Claims
- 1. An infrared transmitting polycrystalline powdered barium fluoride sintered body with does not contain an additive component, said sintered body having an average crystal grain size of not more than 100 .mu.m and which gives 55-93% in-line transmissions to the infrared region of 8-11 .mu.m wave lengths in the form of a 3 mm test piece, said transmitting barium fluoride sintered body having a bending strength, according to JIS R -1061, of not less than 30 MPa.
Priority Claims (1)
Number |
Date |
Country |
Kind |
4-197835 |
Jul 1992 |
JPX |
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Parent Case Info
This is a continuation-in-part of now abandoned application Ser. No. 08/084,616, filed Jul. 1, 1993.
US Referenced Citations (7)
Foreign Referenced Citations (3)
Number |
Date |
Country |
1467263 |
Jun 1969 |
DEX |
58-110466 |
Jul 1983 |
JPX |
3-23251 |
Jan 1991 |
JPX |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
84616 |
Jul 1993 |
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