| 单词 | index-matching gel |
| 释义 | index-matching gel A gelatinous substance with an index of refraction (IOR) that closely matches that of the core of an optical fiber. Mechanical splices and connectors are filled with index-matching gel to reduce Fresnel reflections from a fiber end face. See also connector, core, Fresnel reflection, IOR, mechanical splice, and optical fiber. |
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