| 11. | By DIANE LOUPE c . 1996 Cox News Service
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| 12. | Most surgeons use loupes while performing bypass operations.
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| 13. | Wearing optical loupes that magnify three times, the surgeons probed for the mammary artery.
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| 14. | They are engraved with a minute identification mark visible with a jeweler's loupe.
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| 15. | The treatment can identified by noting bubbles in cavities and fractures using a 10x loupe.
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| 16. | Many doubled die errors require at least a jeweler's loupe to be seen.
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| 17. | They go back to the standard way of working with optical loupes to sew the arteries.
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| 18. | IDC clarity grading is by examination using a 10x achromatic, aplanatic loupe in normal light.
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| 19. | The first GIA instrument, a 10x eye loupe, was introduced in the early 1930s.
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| 20. | I have a 10x Loupe eyepiece which I am using to make a simple Refracting telescope.
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