| 11. | This is the radio equivalent of an optical lens.
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| 12. | They expect to overcome remaining obstacles in the development of optical lenses for the superlaser.
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| 13. | Others were used for the manufacture of other items, including optical lenses and lead batteries.
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| 14. | Antonie van Leeuwenhoek made more than 500 optical lenses.
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| 15. | Shares of Sola International, a Sunnyvale supplier of optical lenses to eyeglass manufacturers, jumped 118 percent.
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| 16. | The crew tested an optical lens developed in Hungary called the Micro-Telescopium while on multiple EVAs.
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| 17. | The two fundamental parameters of an optical lens are the focal length and the maximum aperture.
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| 18. | Hubert Sagni�res joined Essilor in 1989 as President of International Marketing in the optical lens division.
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| 19. | Optical lenses serve as an example of a practical application of the interface between glass and air.
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| 20. | Founded in 1911, the company produces and sells optical lenses, sunglasses, goggles, as well as safety glasses.
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