| 31. | In 1837, the William Watson business was established in London for the manufacture of optical instruments.
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| 32. | With his father and brother he established an instrument making business which specialised in optical instruments.
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| 33. | The consortium will also include Elbit subsidiary El-Op, which manufactures electro-optical instruments, the daily Haaretz reported.
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| 34. | When someone looks into an optical instrument, such as a microscope, vision is far from ordinary.
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| 35. | He used a tiny doll-sized optical instrument to penetrate the amniotic sac of the plump twin.
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| 36. | The consortium will also include Elbit subsidiary El-Op which manufactures electro-optical instruments, the daily Haaretz reported.
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| 37. | Combining a number of mirrors, prisms, and lenses produces compound optical instruments which have practical uses.
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| 38. | He mentions having sent home two moving picture projectors, camera lenses, other optical instruments and clothing.
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| 39. | Hamlin was a manufacturer and repairer of optical instruments, telescopes, sextants, and quadrants as a business.
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| 40. | MetOp-SG satellites will come in two series : A carrying optical instruments and B with microwave sensors.
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