研究目的
Investigating the perceived color differences in plastic products under LED-lit environments to understand how lighting affects consumer perception and product sustainability.
研究成果
The study found that correlated color temperature has a greater effect on perceived color differences than illuminance, with green and yellow ABS plastics being more affected. Recommendations for light source settings were provided to minimize color discrepancies, aiding in sustainable product design and LED lighting optimization.
研究不足
The study was limited to participants aged 20-30 to avoid age-related vision issues and focused solely on ABS plastics, suggesting future research could include other materials and age groups.
1:Experimental Design and Method Selection:
The study focused on two correlated color temperatures (2800 K, 4000 K) and illuminance levels (500 lx, 1500 lx) to create four LED-lit environments. The methodology involved measuring the differences in color perceived by observers on ABS plastics with different surfaces under these environments.
2:Sample Selection and Data Sources:
The stimuli were painted on white ABS plastic, with matte and bright spray paint types. Four colors (green, yellow, blue, red) were selected based on the NCS color system.
3:List of Experimental Equipment and Materials:
A customized experimental light box, LED modules, an illuminance meter (TenmarsTM202), and a spectrophotometer (X-Rite i1) were used.
4:Experimental Procedures and Operational Workflow:
Participants selected the comparison color stimulus closest to the standard color under controlled conditions, with adjustments for visual angle and distance.
5:Data Analysis Methods:
MANOVA was used to analyze the influence of color, temperature, and illumination on color difference.
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