Patent
1978-04-10
1980-05-13
Bauer, Edward S.
350334, G02F 113
Patent
active
042026083
ABSTRACT:
An instrument having a liquid crystal display disposed behind a glass cover and separated from the cover by a hollow space. The hollow space is filled with an immersion medium to which is added a substance imparting thixotropic properties to the immersion medium. The added substance has a refractive index comparable to that of the immersion medium.
REFERENCES:
patent: 4043638 (1977-08-01), Kaufmann
Bauer Edward S.
BBC Brown Boveri & Company Limited
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