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| Huy·gens' eye·piece [ hgənz peess ] (plural Huy·gens' eye·piec·es) |
noun |
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| Definition: |
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eyepiece consisting of two lenses: an eyepiece consisting of two plano-convex lenses with their flat sides toward the eye, fitted mainly on optical instruments that are used for observation rather than measurement
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| [Mid-19th century. After Christiaan Huygens (1629-1695), Dutch physicist and astronomer] |
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