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多选题关于棱镜眼镜中球镜的移心量计算,下列说法正确的有

A. 移心量的正负号决定了移心方向,x > 0 表示向内移心

B. 移心量的正负号决定了移心方向,y > 0 表示向下移心

C. 棱镜度与移心量成反比关系

D. 棱镜度与移心量成正比关系

E. 移心量的单位是米

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学科：默认课程

时间：2025-11-14 02:23:33

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在棱镜眼镜中,球镜的水平棱镜度 <img src="https://tihai-oss-cloud.itihey.com/img/7f69e6a2491295154f4bf0d9c83d1421.png"> 与移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 的关系式为 <img src="https://tihai-oss-cloud.itihey.com/img/ac7770eac87f233cc62261d0ec436547.png">.若 <img src="https://tihai-oss-cloud.itihey.com/img/a8d464379fa44e28a2abe0231c982e69.png">,<img src="https://tihai-oss-cloud.itihey.com/img/f662d99bdd3dbe8d8a66f45943c14ecc.png">,则移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 的值及方向为

A. <img src="https://tihai-oss-cloud.itihey.com/img/a8f0ccff1dd36650e81dce5cbec6cb21.png">,方向向外B. <img src="https://tihai-oss-cloud.itihey.com/img/a8f0ccff1dd36650e81dce5cbec6cb21.png">,方向向内C. <img src="https://tihai-oss-cloud.itihey.com/img/f0413db41a82793a5ae5d8cc98d6e602.png">,方向向内D. <img src="https://tihai-oss-cloud.itihey.com/img/f0413db41a82793a5ae5d8cc98d6e602.png">,方向向外

柱镜的棱镜效应与移心量的关系较为复杂.对于柱镜处方 +3.00DCX90,若需要产生 <img src="https://tihai-oss-cloud.itihey.com/img/9ef31f0fc0c1072f987762e7c6930e84.png"> BO 的棱镜效果,则移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 的值及方向为

A. <img src="https://tihai-oss-cloud.itihey.com/img/fc9084f59e24c7f9d793eaad2deb71e5.png">,方向向内B. <img src="https://tihai-oss-cloud.itihey.com/img/2001aa281cc86a0d6111852e0f98ed8a.png">,方向向外C. <img src="https://tihai-oss-cloud.itihey.com/img/fc9084f59e24c7f9d793eaad2deb71e5.png">,方向向外D. <img src="https://tihai-oss-cloud.itihey.com/img/2001aa281cc86a0d6111852e0f98ed8a.png">,方向向内

球柱镜的棱镜效应由球镜和柱镜共同作用.已知球镜度 <img src="https://tihai-oss-cloud.itihey.com/img/5ffd2aca701dbab5d8f75c6a0c4e5df9.png">,柱镜度 <img src="https://tihai-oss-cloud.itihey.com/img/27c30183635796709b609ded9aa2c928.png">,轴位 <img src="https://tihai-oss-cloud.itihey.com/img/80b29aa30bf97aaeb297d1b2ed59ff0a.png">,若需要产生 <img src="https://tihai-oss-cloud.itihey.com/img/b69ad92a2b9cafdd39cf6f2479cf4806.png"> BI 和 <img src="https://tihai-oss-cloud.itihey.com/img/b1eb983d9661ce88b8f9c4082c0c5514.png"> BU 的棱镜效果,则移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 和 <img src="https://tihai-oss-cloud.itihey.com/img/6716fc62b75cf8e941551c3a55f03204.png"> 的值分别为

A. <img src="https://tihai-oss-cloud.itihey.com/img/174e0697d5a68ce1aca2123b248eac01.png">,<img src="https://tihai-oss-cloud.itihey.com/img/2ca34b075236e689a42d8a1ffa49b167.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/8c8cab7435c0e3f159c47d2c5536c0f5.png">,<img src="https://tihai-oss-cloud.itihey.com/img/cbaac401db3702996a1ffa5afb9b0a8f.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/174e0697d5a68ce1aca2123b248eac01.png">,<img src="https://tihai-oss-cloud.itihey.com/img/cbaac401db3702996a1ffa5afb9b0a8f.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/8c8cab7435c0e3f159c47d2c5536c0f5.png">,<img src="https://tihai-oss-cloud.itihey.com/img/2ca34b075236e689a42d8a1ffa49b167.png">

在棱镜眼镜中,若 <img src="https://tihai-oss-cloud.itihey.com/img/59d3adb19724930d82fb3a439292387e.png"> BI,<img src="https://tihai-oss-cloud.itihey.com/img/f662d99bdd3dbe8d8a66f45943c14ecc.png">,则移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 的值及方向为

A. <img src="https://tihai-oss-cloud.itihey.com/img/8c8cab7435c0e3f159c47d2c5536c0f5.png">,方向向外B. <img src="https://tihai-oss-cloud.itihey.com/img/174e0697d5a68ce1aca2123b248eac01.png">,方向向内C. <img src="https://tihai-oss-cloud.itihey.com/img/8c8cab7435c0e3f159c47d2c5536c0f5.png">,方向向内D. <img src="https://tihai-oss-cloud.itihey.com/img/174e0697d5a68ce1aca2123b248eac01.png">,方向向外

关于棱镜眼镜中球镜的移心量计算,下列说法正确的有

A. 移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 的正负号决定了移心方向,x > 0 表示向内移心B. 移心量 <img src="https://tihai-oss-cloud.itihey.com/img/6716fc62b75cf8e941551c3a55f03204.png"> 的正负号决定了移心方向,y > 0 表示向下移心C. 棱镜度 <img src="https://tihai-oss-cloud.itihey.com/img/7f69e6a2491295154f4bf0d9c83d1421.png"> 与移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 成反比关系D. 棱镜度 <img src="https://tihai-oss-cloud.itihey.com/img/7f69e6a2491295154f4bf0d9c83d1421.png"> 与移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 成正比关系E. 移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 的单位是米

棱镜眼镜中球镜的移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 与棱镜度 <img src="https://tihai-oss-cloud.itihey.com/img/7f69e6a2491295154f4bf0d9c83d1421.png"> 成正比关系

A. 正确B. 错误

柱镜的棱镜效应与移心量的关系与球镜相同,可以直接通过 <img src="https://tihai-oss-cloud.itihey.com/img/ac7770eac87f233cc62261d0ec436547.png"> 计算

A. 正确B. 错误

球柱镜的棱镜效应由球镜和柱镜共同作用,因此其移心量计算更为复杂

A. 正确B. 错误

棱镜度 <img src="https://tihai-oss-cloud.itihey.com/img/7f69e6a2491295154f4bf0d9c83d1421.png"> 与移心量 <img src="https://tihai-oss-cloud.itihey.com/img/2b72f413e78108802f7f45bd80717a9c.png"> 成反比关系

A. 正确B. 错误

柱镜的棱镜效应只与水平移心量有关,与垂直移心量无关

A. 正确B. 错误

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