Introduction and working principle of colorimeter
What is a colorimeter?
A colorimeter is an instrument used to capture and evaluate colors.It can measure and quantify the color of the surface of an object,and ensure that the color remains consistent from concept to delivery.Color difference meters play an important role in color control programs,where brands and designers use them to specify and communicate colors,while manufacturers use them to monitor color accuracy throughout the entire production process.
The principle of colorimeter：
The working principle of a colorimeter is to measure the relative spectral power distribution of reflected light from an object,obtain the reflection spectrum of the object's surface,and then multiply it with the three stimulus values of the CIE spectrum.After integration,other parameters such as the three stimulus values,color coordinates,and color difference of the sample surface color are obtained.
A colorimeter typically consists of a light source,a colorimeter lens,and computer software.Light sources can provide light of various wavelengths,such as visible and invisible light,for reflection on the surface of an object.The colorimeter lens collects reflection information based on wavelength and transmits it to computer software for processing.Computer software analyzes reflection information and generates charts or reports on color differences.
When using a colorimeter,it is necessary to align the colorimeter with the object being tested and adjust the sensitivity and light source intensity of the colorimeter to maximize the reflection information,to obtain the most accurate measurement results.The colorimeter can also be used in conjunction with software to facilitate data processing and analysis.
3NH colorimeter manufacturers、colorimeters and their supporting software provide a complete solution for effectively controlling the entire color management process,helping brand owners,manufacturers,and suppliers establish a complete color management and quality control system.