V2EX photometric

Photometric

释义 Definition

photometric(形容词)光度的;光度测量的。指与“可见光对人眼的亮度感受”相关的测量或标准(常与 radiometric“辐射度的/能量测量的”相对)。也可泛指“用于光度计测量”的。

发音 Pronunciation (IPA)

/fotmtrk/

例句 Examples

The lab uses a photometric sensor to measure brightness.
实验室使用光度传感器来测量亮度。

Photometric calibration is essential to ensure that the camera’s recorded brightness matches real-world luminance under different lighting conditions.
光度标定至关重要,它能确保相机记录的亮度在不同光照条件下与真实世界的亮度(亮度/亮度感)一致。

词源 Etymology

photometric 来自 **photo-**(光,源于希腊语 phōs/phōt- “光”)+ -metric(测量的,源于希腊语 metron “度量”)。字面意思就是“与光的测量有关的”。在现代科技语境中,它通常特指“以人眼视觉响应为基础的光度学测量”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Eugene Hecht, Optics(《光学》):在讲解光度学量(如 illuminance、luminance)及测量方法时常使用 photometric
  • Max Born & Emil Wolf, Principles of Optics(《光学原理》):涉及光的测量与光学量定义的章节中出现 photometric 相关表述。
  • John H. Hammond Jr., Radiometry and Photometry for Engineers:工程应用中区分 radiometricphotometric 的核心教材之一,频繁使用该词。
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