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作 者:代梦诗 黄小乔[1,2] 陈载清 邰永航 石俊生[1,2] Dai Mengshi;Huang Xiaoqiao;Chen Zaiqing;Tai Yonghang;Shi Junsheng(School of Physics and Electronic Information,Yunnan Normal University,Kunming 650504,Yunnan,China;Yunnan Key Laboratory of Optoelectronic Information Technology,Kunming 650504,Yunnan,China;School of Information Science and Technology,Yunnan Normal University,Kunming 650504,Yunnan,China)
机构地区:[1]云南师范大学物理与电子信息学院,云南昆明650504 [2]云南省光电信息技术重点实验室,云南昆明650504 [3]云南师范大学信息学院,云南昆明650504
出 处:《光学学报》2023年第13期295-304,共10页Acta Optica Sinica
基 金:国家自然科学基金(61875171,62165019)。
摘 要:立体显示、虚拟现实及头戴设备的应用研究需要对人眼视觉双目特性做更深入的研究。阈值测量是研究视觉感知特性的方法之一,人的左右眼分别观看不同的颜色,且双眼观看的颜色色差不超过双目颜色融合的阈值时,可能会感知到灰色,也就是发生了双目色调消除现象。为了研究这种特殊现象,本文设计了视觉心理物理学实验,在CIELAB颜色空间中研究双目融合范围内能够感知到灰色现象的对立颜色方向和色差阈值,并将实验结果分别在LMS、MacleodBoynton、DKL等颜色空间中表示,为进一步研究人眼特性及双目颜色机理提供实验数据。Objective The application of stereoscopic display,virtual reality,and head-mounted devices requires research on binocular properties of the human vision system(HVS).Threshold measurement is one method to investigate the characteristics of visual perception.At the same time,there are some color vision phenomena related to binocular vision systems that cannot be explained.One of the phenomena is called hue cancellation,which can also occur in binocular vision.Thus,it is called binocular hue cancellation and is a special phenomenon in binocular color fusion.Currently,most studies on binocular color fusion focus on the reproduction of glossiness in binocular color fusion,quantitative measurement of the thresholds of binocular color fusion,and the distinction between binocular color fusion and rivalry.However,as far as we know,no particular studies on binocular hue cancellation have been reported.To investigate the color vision mechanism of this particular phenomenon,we design a psychophysical experiment.We also investigate the opposite color directions and hue cancellation thresholds within the binocular color fusion that can perceive gray in the CIELAB color space and represent the experimental results in the LMS,Macleod-Boynton,and DKL color spaces respectively to provide experimental data for exploring the visual properties of HVS and the mechanism of binocular color.Methods We research a Samsung 3D display(S23A950D)with 2D/3D switching capability,requiring the observer to wear specific 3D switching glasses to obtain binocular vision.Eight opposite color directions are selected at 22.5°intervals in the isoluminance plane of CIELAB color space,and color stimulus sample pairs are selected at equal intervals in each direction(Fig.4).The experiment is conducted among five college students between the ages of 22 and 25 with normal vision,and each of them experiences at least 19800 color stimuli.We carry out the experiment in a dark room and first employ the adjustment method to determine the opposite color directions
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