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Variable-focus lens
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Patent number 7,602,557
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Issue date Oct 13, 2009
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Varioptic S.A.
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Bruno Berge
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G02 - OPTICS
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-
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Lens with variable focus
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Patent number RE39874
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Issue date Oct 9, 2007
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Varioptic
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Bruno Berge
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359 - Optical: systems and elements
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Variable focal lens
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Patent number 7,245,440
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Issue date Jul 17, 2007
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Varioptic S.A.
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Jérôme Peseux
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G02 - OPTICS
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Lens with variable focus
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Patent number 6,369,954
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Issue date Apr 9, 2002
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Universite Joseph Fourier
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Bruno Berge
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE