Large mirrors (350 mm diameter), having extremely low optical loss (absorption, scattering, wavefront) were coated for the VIRGO interferometer. The new mirror generation needs better wavefront and lower mechanical loss. The first results are discussed.
© 2004 Optical Society of America
D. Forest, P. Ganau, B. Lagrange, J. Mackowski, C. Michel, J. Montorio, N. Morgado, R. Pignard, L. Pinard, and A. Remillieux, " I.B.S. coatings on large substrates: Towards an improvement of the mechanical and optical performances," in Optical Interference Coatings, OSA Technical Digest Series (Optical Society of America, 2004), paper MB7.
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