Title: Vapour-deposition material for the production of optical coatings of medium refractive index
Application Number: 93107220 Application Date: 1993.06.17
Publication Number: 1083543 Publication Date: 1994.03.09
Approval Pub. Date: 1999.05.12 Granted Pub. Date: 1999.05.12
International Classifi-cation: C03C17/245;C23C14/08
Applicant(s) Name: Merck Patent GmbH Address:
Inventor(s) Name: Martin Friz
Attorney & Agent: QUAN JING
Abstract:
    The invention relates to a vapor-deposition material for the production of optical coatings of medium refractive index by deposition-coating of substrates in vacuo. The material is a compound of the formula La1-xAl1 xO3 where x=0 to 0.84.
Time: 5
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