(19)
(11) EP 0 402 429 A1

(12)

(43) Date of publication:
19.12.1990 Bulletin 1990/51

(21) Application number: 89910726.0

(22) Date of filing: 05.09.1989
(51) International Patent Classification (IPC): 
G02B 5/ 08( . )
G02B 5/ 28( . )
(86) International application number:
PCT/US1989/003761
(87) International publication number:
WO 1990/002964 (22.03.1990 Gazette 1990/07)
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 05.09.1988 DE 19883830217
20.10.1988 US 19880260429

(71) Applicant: UNITED STATES DEPARTMENT OF ENERGY
Washington, D.C. 20585 (US)

(72) Inventors:
  • EMMETT, John, L.
    Pleasanton, CA 94566 (US)
  • ETZKORN, Heinz-Werner
    D-6392 Neu-Ansbach (DE)
  • JESCHKOWSKI, Ulrich
    D-6500 Mainz (DE)
  • KERSTEN, Ralf, Th.
    D-6239 Bremthal (DE)
  • PAQUET, Volker
    D-6500 Mainz 21 (DE)

(74) Representative: Cross, Rupert Edward Blount, et al 
BOULT, WADE & TENNANT 27 Furnival Street
London EC4A 1PQ
London EC4A 1PQ (GB)

   


(54) MULTILAYER OPTICAL DIELECTRIC COATING