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Active Optics NightN Ltd.
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AdlOptica Optical Systems GmbH
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AEMtec GmbH
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Altechna
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Anhui Crystro Crystal Materials Co., Ltd.
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Aperture Optical Science, Inc.
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APL MACHINE INDUSTRIAL CO., LTD.
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Archer OpTx, Inc.
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asphericon GmbH
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asphericon GmbH
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Atik Cameras
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Austek, Ltd.
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Automotive Platforms and Application Systems (APAS) R&D Centre