Application of digital light filter based on digital image technology in temperature measurement

doi:10.13741/j.cnki.11-1879/o4.2010.02.023

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Application of digital light filter based on digital image technology in temperature measurement

更新时间：2025-09-01

- Application of digital light filter based on digital image technology in temperature measurement
- Vol. 36, Issue 2, Pages: 213-216(2010)
- 作者机构：
  
  1:燕山大学信息工程学院
- 作者简介：
- 基金信息：
- DOI：10.13741/j.cnki.11-1879/o4.2010.02.023
  CLC：
- Published：2010
- 稿件说明：
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Application of digital light filter based on digital image technology in temperature measurement[J]. 2010, 36(2): 213-216.
DOI：

Application of digital light filter based on digital image technology in temperature measurement[J]. 2010, 36(2): 213-216. DOI： 10.13741/j.cnki.11-1879/o4.2010.02.023.

摘要

针对在比色测温法中由CCD光谱响应带宽引起的误差

提出了数字滤光的误差校正方法。该方法利用数字图像技术将光谱曲线离散化

采用离散化数据模型展开比色测温计算

在540±10nm绿光段和640±10nm红光段分别加入数字滤光算法

测温误差与外光路搭载滤光片效果接近。该方法简单实用

精度较高

在无外置滤光光路情况下实现了彩色CCD摄像设备的辐射测温

可为图像测温产品的便携性和适用化带来便利。

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