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1.
    
Frithiof Holmgren was a nineteenth-century Swedish professor of physiology who, after a sabbatical year at Helmholtz's laboratory in Heidelberg, devoted himself to studies of color vision and color blindness. Following Blix's successful demonstration of cutaneous receptor specificity by means of point stimulation, he decided to apply an analogous technique for psychophysical examination of the human retina. His findings appeared to support the Young-Helmholtz hypothesis of three primary colors and invalidated Hering's alternative four color opponent hypothesis. However, contemporaries (Hering, Isaachsen) could not reproduce Holmgren's results, and his findings fell into disrepute. They have now been confirmed, but their previous theoretical significance was not supported.  相似文献   

2.
略论五色审美观在汉代的发展   总被引:10,自引:0,他引:10  
五色审美观是中国传统审美体系中的重要组成部分。它起源于古老的五色崇拜,到汉代形成五行色彩学体系的雏形,色彩观念转换成一种逻辑推理方式和思想认知图式,并广泛深入民间,形成色彩使用中的形式美规范;发展到唐宋时期,最终形成了五色审美观。在这一审美观念的发展过程中,汉代是一个十分重要的奠基阶段。  相似文献   

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