{"defaultlang":"zh","titlegroup":{"articletitle":[{"lang":"zh","data":[{"name":"text","data":"不同屏幕贴膜对显示效果的影响比较"}]},{"lang":"en","data":[{"name":"text","data":"Comparison of disptay effect for different screen protectors"}]}]},"contribgroup":{"author":[{"name":[{"lang":"zh","surname":"韩","givenname":"美林","namestyle":"eastern","prefix":""},{"lang":"en","surname":"HAN","givenname":"Mei-lin","namestyle":"western","prefix":""}],"stringName":[],"aff":[{"rid":"aff1","text":"1"}],"role":["corresp","first-author"],"corresp":[{"rid":"cor1","lang":"zh","text":"韩美林, E-mail:741894080@qq.com","data":[{"name":"text","data":"韩美林, E-mail:741894080@qq.com"}]}],"email":"741894080@qq.com","deceased":false},{"name":[{"lang":"zh","surname":"张","givenname":"林","namestyle":"eastern","prefix":""},{"lang":"en","surname":"ZHANG","givenname":"lin","namestyle":"western","prefix":""}],"stringName":[],"aff":[{"rid":"aff1","text":"1"}],"role":[],"bio":[{"lang":"zh","text":["韩美林(1989-), 女, 硕士, 助教, 2014年于西安邮电大学获得硕士学位, 主要从显示与照明研究。E-mail:741894080@qq.com"],"graphic":[],"data":[[{"name":"text","data":"韩美林(1989-), 女, 硕士, 助教, 2014年于西安邮电大学获得硕士学位, 主要从显示与照明研究。E-mail:"},{"name":"text","data":"741894080@qq.com"}]]}],"email":"741894080@qq.com","deceased":false},{"name":[{"lang":"zh","surname":"杨","givenname":"超普","namestyle":"eastern","prefix":""},{"lang":"en","surname":"YANG","givenname":"chao-pu","namestyle":"western","prefix":""}],"stringName":[],"aff":[{"rid":"aff2","text":"2"}],"role":[],"deceased":false}],"aff":[{"id":"aff1","intro":[{"lang":"zh","label":"1","text":"商洛学院 电子信息与电气工程学院, 陕西 商洛 726000","data":[{"name":"text","data":"商洛学院 电子信息与电气工程学院, 陕西 商洛 726000"}]},{"lang":"en","label":"1","text":"College of Electronic Information and Electrical Engineering, Shangluo University, Shangluo 726000, China","data":[{"name":"text","data":"College of Electronic Information and Electrical Engineering, Shangluo University, Shangluo 726000, China"}]}]},{"id":"aff2","intro":[{"lang":"zh","label":"2","text":"商洛学院 化学工程与现代材料学院, 陕西 商洛 726000","data":[{"name":"text","data":"商洛学院 化学工程与现代材料学院, 陕西 商洛 726000"}]},{"lang":"en","label":"2","text":"College of Chemical Engineering and Modern Materials, Shangluo University, Shangluo 726000, China","data":[{"name":"text","data":"College of Chemical Engineering and Modern Materials, Shangluo University, Shangluo 726000, China"}]}]}]},"abstracts":[{"lang":"zh","data":[{"name":"p","data":[{"name":"text","data":"为了定量分析屏幕贴膜前后彩色三要素的变化，分别测量不同色温（2 700~6 500 K）下液晶显示器（LCD）与有机发光二极管（OLED）屏幕的光谱分布。根据聚对苯二甲酸乙二醇脂树脂（PET）及脉冲电子束沉积（PED）贴膜透射率数据，拟合屏幕光谱分布及贴膜透射率函数表达式。计算并定量比较两种贴膜对不同色温下两种屏幕1931 CIE XYZ色坐标、主波长、饱和度及光通量的影响，结合人眼分辨率对计算比较结果进行分析。两种贴膜可分别使LCD色坐标"},{"name":"italic","data":[{"name":"text","data":"Z"}]},{"name":"text","data":"值降低0.001 4、0.000 6，使OLED "},{"name":"italic","data":[{"name":"text","data":"Z"}]},{"name":"text","data":"值下降0.000 2左右，降幅不随色温变化；色温5 000 K时，两种贴膜均使LCD主波长降低1 nm，OLED主波长增加1 nm；当色温设置低于5 000 K时，两种贴膜分别可使LCD饱和度增加约0.37%、0.17%；两贴膜可使不同色温LCD及OLED光通量分别下降11.9%、1.46%。PET贴膜对光通量的影响，人眼能够明显辨别。以上结论可为屏幕贴膜的选择与使用提供依据，分析研究方法可为相关产品的研发提供借鉴。"}]}]},{"lang":"en","data":[{"name":"p","data":[{"name":"text","data":"An exclusive quantitative analysis was performed to survey the changes of the three color components (brightness, hue and color saturation) on screen film. The spectral distributions of LCDs and OLED screens at different color temperatures (2 700 K-6 500 K) were measured by the spectral transmittance variations of polyethylene terephthalate (PET) and pulsed electron beam deposition (PED), and then the spectral distribution of the screen and the membrane transmissivity function were fitted. Calculation and quantitatively comparison on the influences of the color coordinates, main wavelength, saturation and luminous flux of 1931 CIE XYZ at different color temperatures were implemented, and then the results were analyzed with human eye resolution ratio. The research from two screen protectors shows that value "},{"name":"italic","data":[{"name":"text","data":"Z"}]},{"name":"text","data":" on the color coordinate of LCD can be reduced by 0.001 4 and 0.000 6 respectively, and the one of OLED decreased around 0.000 2. These results proved that the decrease was not affected by the color temperature. When the color temperature is 5 000 K, the main wavelength of LCD decreased 1 nm, whereas the value of the OLED increased 1 nm. Below 5 000 K, the saturation of LCDs and OLED affected from two screen protectors increased 0.37% and 0.17%, respectively. These two protectors can reduce the luminous flux of LCD and OLED by 11.9% and 1.46% respectively at different color temperature. The influence of PET film on luminous flux can be distinguished by human eyes. The obtained conclusions provide us the basis for the selection of the ideal screen protectors, and the analysis and research methods in this paper can provide reference for the development of related products."}]}]}],"keyword":[{"lang":"zh","data":[[{"name":"text","data":"显示器"}],[{"name":"text","data":"屏幕贴膜"}],[{"name":"text","data":"光谱分析"}],[{"name":"text","data":"色度学"}]]},{"lang":"en","data":[[{"name":"text","data":"displays"}],[{"name":"text","data":"screen protectors"}],[{"name":"text","data":"spectroscopy analysis"}],[{"name":"text","data":"colorimetry"}]]}],"highlights":[],"body":[{"name":"sec","data":[{"name":"sectitle","data":{"label":[{"name":"text","data":"1"}],"title":[{"name":"text","data":"引言"}],"level":"1","id":"s1"}},{"name":"p","data":[{"name":"text","data":"随着照明显示技术的发展，光生物效应已受到广大光电产品制造商及普通消费者的高度关注"},{"name":"sup","data":[{"name":"text","data":"["},{"name":"xref","data":{"text":"1","type":"bibr","rid":"b1","data":[{"name":"text","data":"1"}]}},{"name":"text","data":"]"}]},{"name":"text","data":"。各种护眼屏幕贴膜应运而生。多数人在购买电脑特别是手机后，会自己选购使用屏幕贴膜。屏幕贴膜具有一定滤蓝光效果，然而，蓝光作为三基色之一，额外增加的屏幕贴膜是否会影响显示效果，未见相关文献的定量分析。"}]},{"name":"p","data":[{"name":"text","data":"在色度学中，任一彩色光均可利用色调、饱和度和亮度三个基本参量表示，称为彩色三要素。人眼可分辨的色调约为128种，平均饱和度区分等级约为10种，可分辨的亮度等级约有600种。彩色三要素各自变化得到不同颜色，可见人眼具有很强的颜色分辨能力。可根据贴膜透射率及屏幕光谱分布数据定量计算贴膜前后彩色三要素的变化，分析比较不同屏幕贴膜对液晶显示器(LCD)、有机发光二极管(OLED)屏幕显示效果的影响。该研究可为屏幕贴膜的选择与使用提供依据，分析研究方法可为相关产品的研发提供借鉴。"}]}]},{"name":"sec","data":[{"name":"sectitle","data":{"label":[{"name":"text","data":"2"}],"title":[{"name":"text","data":"实验"}],"level":"1","id":"s2"}},{"name":"sec","data":[{"name":"sectitle","data":{"label":[{"name":"text","data":"2.1"}],"title":[{"name":"text","data":"贴膜透射率及其拟合"}],"level":"2","id":"s2-1"}},{"name":"p","data":[{"name":"text","data":"在某全球大型购物网站按照销售量排名搜索屏幕贴膜，选择前两名的贴膜为研究对象。为了方便，本文对两种屏幕贴膜编号分别为A和B，相关信息见"},{"name":"xref","data":{"text":"表 1","type":"table","rid":"Table1","data":[{"name":"text","data":"表 1"}]}},{"name":"text","data":"。由表可见两种屏幕贴膜的主要区别在于材质与厚度。贴膜A材质为透明钢化玻璃与聚对苯二甲酸乙二醇脂树脂(PET)，是在钢化玻璃基板上粘贴PET薄膜，厚度为2.54 mm。贴膜B材质为一种日本生产的脉冲电子束沉积(PED)薄膜材料，厚度仅为0.33 mm。商家均声称两种贴膜具有过滤蓝光、降低蓝光危害、保护眼睛的功能。"}]},{"name":"table","data":{"id":"Table1","caption":[{"lang":"zh","label":[{"name":"text","data":"表1"}],"title":[{"name":"text","data":"两种屏幕贴膜的主要参数"}]},{"lang":"en","label":[{"name":"text","data":"Table 1"}],"title":[{"name":"text","data":"Main parameters of two kinds of screen protectors"}]}],"note":[],"table":[{"head":[[{"align":"center","data":[{"name":"text","data":"Screen membrane number"}]},{"align":"center","data":[{"name":"text","data":"Membrane materials"}]},{"align":"center","data":[{"name":"text","data":"Thickness / mm"}]},{"align":"center","data":[{"name":"text","data":"Functional characteristics"}]},{"align":"center","data":[{"name":"text","data":"Price / dollars"}]}]],"body":[[{"align":"center","data":[{"name":"text","data":"A"}]},{"align":"center","data":[{"name":"text","data":"高质量PET薄膜"},{"name":"text","data":""},{"name":"text","data":"99.9%透明高清钢化玻璃"}]},{"align":"center","data":[{"name":"text","data":"2.54"}]},{"align":"center","data":[{"name":"text","data":"过滤蓝光，防眩，"},{"name":"text","data":""},{"name":"text","data":"保护眼睛健康"}]},{"align":"center","data":[{"name":"text","data":"9.95"}]}],[{"align":"center","data":[{"name":"text","data":"B"}]},{"align":"center","data":[{"name":"text","data":"100%日本PED材料"}]},{"align":"center","data":[{"name":"text","data":"0.33"}]},{"align":"center","data":[{"name":"text","data":"阻蓝光、缓解眼部疲劳"}]},{"align":"center","data":[{"name":"text","data":"11.95"}]}]],"foot":[]}]}},{"name":"p","data":[{"name":"text","data":"在两种屏幕贴膜对应生产商官方网站查询可见光波段透射率的测量数据，数据的扫描步长为10 nm，见"},{"name":"xref","data":{"text":"图 1","type":"fig","rid":"Figure1","data":[{"name":"text","data":"图 1"}]}},{"name":"text","data":"所示。为了下文的计算分析方便，利用OriginPro软件的Nonlinear curve fit功能，采用Boltzmann函数对其进行拟合，拟合公式见式1，拟合曲线见"},{"name":"xref","data":{"text":"图 1","type":"fig","rid":"Figure1","data":[{"name":"text","data":"图 1"}]}},{"name":"text","data":"。由图可见贴膜B的透射率高于贴膜A，主要是因厚度差别引起。根据拟合曲线知贴膜A在短波段拟合效果较好，而贴膜B在长波段拟合效果较好。"}]},{"name":"p","data":[{"name":"dispformula","data":{"label":[{"name":"text","data":"1"}],"data":[{"name":"math","data":{"graphicsData":{"print":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643656&type=","small":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643656&type=small","big":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643656&type=middle"}}}],"id":"yjyxs-33-9-734-E1"}}]},{"name":"fig","data":{"id":"Figure1","caption":[{"lang":"zh","label":[{"name":"text","data":"图1"}],"title":[{"name":"text","data":"两种屏幕贴膜的透射率及其拟合"}]},{"lang":"en","label":[{"name":"text","data":"Fig 1"}],"title":[{"name":"text","data":"Transmissivity and fitting of two kinds of screen protectors"}]}],"subcaption":[],"note":[],"graphics":[{"print":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643677&type=","small":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643677&type=small","big":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643677&type=middle"}]}},{"name":"p","data":[{"name":"text","data":"两种屏幕贴膜可见光波段透射率的拟合结果见"},{"name":"xref","data":{"text":"表 2","type":"table","rid":"Table2","data":[{"name":"text","data":"表 2"}]}},{"name":"text","data":"，给出了表达式中各参数数值、相关系数平方("},{"name":"italic","data":[{"name":"text","data":"R"}]},{"name":"sup","data":[{"name":"text","data":"2"}]},{"name":"text","data":")、残差平方和及剩余均方。由数据可见，两种屏幕贴膜透射率拟合质量均较高，能保证下文的计算精度。"}]},{"name":"table","data":{"id":"Table2","caption":[{"lang":"zh","label":[{"name":"text","data":"表2"}],"title":[{"name":"text","data":"两种屏幕贴膜的透射率拟合结果"}]},{"lang":"en","label":[{"name":"text","data":"Table 2"}],"title":[{"name":"text","data":"Fitting results of two kinds of screen protectors transmissivity"}]}],"note":[],"table":[{"head":[[{"align":"center","data":[{"name":"text","data":"Screen membrane"},{"name":"text","data":""},{"name":"text","data":"number"}]},{"align":"center","data":[{"name":"text","data":"Fitting results of each parameter"}]},{"align":"center","data":[{"name":"italic","data":[{"name":"text","data":"R"}]},{"name":"sup","data":[{"name":"text","data":"2"}]}]},{"align":"center","data":[{"name":"text","data":"Residual sum 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32"}]}]],"foot":[]}]}}]},{"name":"sec","data":[{"name":"sectitle","data":{"label":[{"name":"text","data":"2.2"}],"title":[{"name":"text","data":"显示器光谱测量与拟合"}],"level":"2","id":"s2-2"}},{"name":"p","data":[{"name":"text","data":"目前各种光电显示器中，液晶显示器(LCD)占据绝对优势地位，其中LED背光的LCD最为广泛。有机发光二极管(OLED)作为LCD的主要竞争者，应用前景广阔"},{"name":"sup","data":[{"name":"text","data":"["},{"name":"blockXref","data":{"data":[{"name":"xref","data":{"text":"2","type":"bibr","rid":"b2","data":[{"name":"text","data":"2"}]}},{"name":"text","data":"-"},{"name":"xref","data":{"text":"9","type":"bibr","rid":"b9","data":[{"name":"text","data":"9"}]}}],"rid":["b2","b3","b4","b5","b6","b7","b8","b9"],"text":"2-9","type":"bibr"}},{"name":"text","data":"]"}]},{"name":"text","data":"。因此，本文以LED背光LCD与OLED为研究对象，选择全球知名品牌产品，主要参数见"},{"name":"xref","data":{"text":"表 3","type":"table","rid":"Table3","data":[{"name":"text","data":"表 3"}]}},{"name":"text","data":"。"}]},{"name":"table","data":{"id":"Table3","caption":[{"lang":"zh","label":[{"name":"text","data":"表3"}],"title":[{"name":"text","data":"两种显示器的主要参数"}]},{"lang":"en","label":[{"name":"text","data":"Table 3"}],"title":[{"name":"text","data":"Main parameters of two kinds of displays"}]}],"note":[],"table":[{"head":[[{"align":"center","data":[{"name":"text","data":"Display type"}]},{"align":"center","data":[{"name":"text","data":"Home screen materials"}]},{"align":"center","data":[{"name":"text","data":"Screen sizes / inch"}]},{"align":"center","data":[{"name":"text","data":"Resolution /pixels"}]},{"align":"center","data":[{"name":"text","data":"Pixel density / ppi"}]},{"align":"center","data":[{"name":"text","data":"Dot pitch / mm"}]}]],"body":[[{"align":"center","data":[{"name":"text","data":"LED LCD"}]},{"align":"center","data":[{"name":"text","data":"TN"}]},{"align":"center","data":[{"name":"text","data":"13.3"}]},{"align":"center","data":[{"name":"text","data":"1 440×900"}]},{"align":"center","data":[{"name":"text","data":"128"}]},{"align":"center","data":[{"name":"text","data":"0.248"}]}],[{"align":"center","data":[{"name":"text","data":"OLED"}]},{"align":"center","data":[{"name":"text","data":"HD Super AMOLED"}]},{"align":"center","data":[{"name":"text","data":"4.8"}]},{"align":"center","data":[{"name":"text","data":"1 280×720"}]},{"align":"center","data":[{"name":"text","data":"306"}]},{"align":"center","data":[{"name":"text","data":"0.279"}]}]],"foot":[]}]}},{"name":"p","data":[{"name":"text","data":"安装显示器色温调节软件，利用美国海洋光学公司的Ocean Optics UBS2000+型光谱仪，分别测量LED背光LCD与OLED设置色温为2 700 K、3 400 K、4 100 K、5 000 K、6 500 K的光谱分布数据。对其进行归一化处理，结果分别见"},{"name":"xref","data":{"text":"图 2(a)","type":"fig","rid":"Figure2","data":[{"name":"text","data":"图 2(a)"}]}},{"name":"text","data":"、"},{"name":"xref","data":{"text":"图 3(a)","type":"fig","rid":"Figure3","data":[{"name":"text","data":"图 3(a)"}]}},{"name":"text","data":"。"}]},{"name":"fig","data":{"id":"Figure2","caption":[{"lang":"zh","label":[{"name":"text","data":"图2"}],"title":[{"name":"text","data":"不同色温LED背光LCD的归一化光谱(a)及5 000 K的测量数据与拟合结果(b)"}]},{"lang":"en","label":[{"name":"text","data":"Fig 2"}],"title":[{"name":"text","data":"Normalized spectral of LED backlight LCD under different color temperature (a), the measured data and fitting results under 5 000 K (b)"}]}],"subcaption":[],"note":[],"graphics":[{"print":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643693&type=","small":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643693&type=small","big":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643693&type=middle"}]}},{"name":"fig","data":{"id":"Figure3","caption":[{"lang":"zh","label":[{"name":"text","data":"图3"}],"title":[{"name":"text","data":"不同色温OLED的归一化光谱(a)及5 000 K的测量数据与拟合结果(b)"}]},{"lang":"en","label":[{"name":"text","data":"Fig 3"}],"title":[{"name":"text","data":"Normalized spectral of OLED under different color temperature (a), the measured data and fitting results under 5 000 K 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6"}]}},{"name":"text","data":"给出了人眼对饱和度的辨别能力谱，纵坐标为从白光起等级数目。纯白光的色彩饱和度为0，单色光饱和度为100%。"}]},{"name":"fig","data":{"id":"Figure6","caption":[{"lang":"zh","label":[{"name":"text","data":"图6"}],"title":[{"name":"text","data":"人眼对饱和度的分辨力"}]},{"lang":"en","label":[{"name":"text","data":"Fig 6"}],"title":[{"name":"text","data":"Saturation resolution of the human eye"}]}],"subcaption":[],"note":[],"graphics":[{"print":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643762&type=","small":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643762&type=small","big":"http://html.publish.founderss.cn/rc-pub/api/common/picture?pictureId=1643762&type=middle"}]}},{"name":"p","data":[{"name":"text","data":"由图可见，对于570 nm黄色人眼只能区别6级饱和度，而对670 nm红光分辨力最高，可区别约23级饱和度。即使最高分辨力，也要饱和度变化大于4.5%左右人眼才能辨别。故5种色温下两种屏幕贴膜对LED背光LCD及OLED的饱和度影响，人眼无法辨别。"}]}]},{"name":"sec","data":[{"name":"sectitle","data":{"label":[{"name":"text","data":"3.3"}],"title":[{"name":"text","data":"光通量分析"}],"level":"2","id":"s3-3"}},{"name":"p","data":[{"name":"text","data":"亮度为单位立体角、单位投影面积上的光通量，为彩色三要素之一"},{"name":"sup","data":[{"name":"text","data":"["},{"name":"xref","data":{"text":"13","type":"bibr","rid":"b13","data":[{"name":"text","data":"13"}]}},{"name":"text","data":"]"}]},{"name":"text","data":"。此处为了计算分析方便，仅比较研究光通量。光通量计算公式见式(3)，"},{"name":"italic","data":[{"name":"text","data":"P"}]},{"name":"text","data":"("},{"name":"italic","data":[{"name":"text","data":"λ"}]},{"name":"text","data":")为单位时间内光源的辐射能量分布曲线，"},{"name":"italic","data":[{"name":"text","data":"V"}]},{"name":"text","data":"("},{"name":"italic","data":[{"name":"text","data":"λ"}]},{"name":"text","data":")为明视觉光谱光效函数，"},{"name":"italic","data":[{"name":"text","data":"K"},{"name":"sub","data":[{"name":"text","data":"m"}]}]},{"name":"text","data":"=683 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temperature"}]}],"note":[],"table":[{"head":[[{"colspan":"7","align":"right","data":[{"name":"text","data":"(lm)"}]}],[{"align":"center","data":[{"name":"text","data":"Color"},{"name":"text","data":""},{"name":"text","data":" temperature / K"}]},{"align":"center","data":[{"name":"text","data":"LED LCD"}]},{"align":"center","data":[{"name":"text","data":"LED LCD"},{"name":"text","data":""},{"name":"text","data":" through A"}]},{"align":"center","data":[{"name":"text","data":"LED LCD"},{"name":"text","data":""},{"name":"text","data":"through B"}]},{"align":"center","data":[{"name":"text","data":"OLED"}]},{"align":"center","data":[{"name":"text","data":"OLED"},{"name":"text","data":""},{"name":"text","data":"through A"}]},{"align":"center","data":[{"name":"text","data":"OLED"},{"name":"text","data":""},{"name":"text","data":"through B"}]}]],"body":[[{"align":"center","data":[{"name":"text","data":"2 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cd/m"},{"name":"sup","data":[{"name":"text","data":"2"}]},{"name":"text","data":"时，最小可识别黑度差Δ"},{"name":"italic","data":[{"name":"text","data":"D"}]},{"name":"sub","data":[{"name":"text","data":"min"}]},{"name":"text","data":"≈0.08"},{"name":"sup","data":[{"name":"text","data":"["},{"name":"xref","data":{"text":"14","type":"bibr","rid":"b14","data":[{"name":"text","data":"14"}]}},{"name":"text","data":"]"}]},{"name":"text","data":"。光通量与亮度相互对应，人眼对亮度有较高灵敏度，即对光通量变化也有较大分辨力。整体分析"},{"name":"xref","data":{"text":"表 9","type":"table","rid":"Table9","data":[{"name":"text","data":"表 9"}]}},{"name":"text","data":"数据可见，两种显示器无论贴膜情况，在5个色温设置下，光通量均随色温的升高而增大。不同贴膜对光通量的影响，直接由透射率决定。由于贴膜A的透射率小于贴膜B，故前者对光通量影响更大，两贴膜可分别使光通量下降11.9%、1.46%。贴膜A对光通量的影响，人眼能够明显辨别。"}]}]},{"name":"sec","data":[{"name":"sectitle","data":{"label":[{"name":"text","data":"3.4"}],"title":[{"name":"text","data":"色温分析"}],"level":"2","id":"s3-4"}},{"name":"p","data":[{"name":"text","data":"色温的变化直接影响光谱分布特征，进而影响人眼的视觉感受。本文在采集两种显示器光谱分布数据过程中，利用色温调节软件设置了不同色温。究竟色温设置是否准确，两种显示器不同贴膜情况对色温有何影响？可根据光谱分布数据，利用相关分析软件进行计算，结果见"},{"name":"xref","data":{"text":"表 10","type":"table","rid":"Table10","data":[{"name":"text","data":"表 10"}]}},{"name":"text","data":"所示。可见该软件在设置调节LED背光LCD色温时，总体精度高于OLED，特别是当色温设置大于5 000 K时，差距明显。"}]},{"name":"table","data":{"id":"Table10","caption":[{"lang":"zh","label":[{"name":"text","data":"表10"}],"title":[{"name":"text","data":"不同色温设置下两种显示器的实际色温"}]},{"lang":"en","label":[{"name":"text","data":"Table 10"}],"title":[{"name":"text","data":"Actual color temperature of two displays set different color temperature"}]}],"note":[],"table":[{"head":[[{"colspan":"7","align":"right","data":[{"name":"text","data":"(K)"}]}],[{"align":"center","data":[{"name":"text","data":"Color"},{"name":"text","data":""},{"name":"text","data":" temperature / K"}]},{"align":"center","data":[{"name":"text","data":"LED LCD"}]},{"align":"center","data":[{"name":"text","data":"LED LCD"},{"name":"text","data":""},{"name":"text","data":" through A"}]},{"align":"center","data":[{"name":"text","data":"LED LCD"},{"name":"text","data":""},{"name":"text","data":"through B"}]},{"align":"center","data":[{"name":"text","data":"OLED"}]},{"align":"center","data":[{"name":"text","data":"OLED"},{"name":"text","data":""},{"name":"text","data":"through A"}]},{"align":"center","data":[{"name":"text","data":"OLED"},{"name":"text","data":""},{"name":"text","data":"through B"}]}]],"body":[[{"align":"center","data":[{"name":"text","data":"2 700"}]},{"align":"center","data":[{"name":"text","data":"2 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6，且降幅不随色温变化，前者的蓝光过滤效果约为后者的2.3倍。两种屏幕贴膜均使OLED "},{"name":"italic","data":[{"name":"text","data":"Z"}]},{"name":"text","data":"值下降0.000 2左右，对蓝光的过滤效果远小于LED背光LCD。"}]},{"name":"p","data":[{"name":"text","data":"(2) 在色温小于4 100 K时，两种贴膜对两种屏幕主波长无影响；色温大于5 000 K时，两种贴膜对LCD主波长影响大于OLED，对于LED背光LCD，PET贴膜对屏幕主波长的影响大于钢化玻璃+PED贴膜。两种显示器色温设置为5 000 K时，两种贴膜均使LED背光LCD主波长降低1 nm，OLED主波长增加1 nm。贴膜引起主波长的漂移，人眼无响应。"}]},{"name":"p","data":[{"name":"text","data":"(3) 当色温设置低于5 000 K时，两种贴膜分别可使LED背光LCD饱和度增加约0.37%、0.17%，增加值不随色温变化；当色温设置为6 500 K时，两种贴膜均使显示器饱和度稍有下降，其中LED背光LCD下降较为明显，分别为0.19%、0.13%。"}]},{"name":"p","data":[{"name":"text","data":"(4) 两贴膜可使不同色温LED背光LCD及OLED光通量分别下降11.9%、1.46%。PET贴膜对光通量的影响，人眼能够明显辨别。"}]},{"name":"p","data":[{"name":"text","data":"以上结论可为屏幕贴膜的选择与使用提供依据，分析研究方法可为相关产品的研发提供借鉴。"}]}]}],"footnote":[],"reflist":{"title":[{"name":"text","data":"参考文献"}],"data":[{"id":"b1","label":"1","citation":[{"lang":"zh","text":[{"name":"text","data":"申崇渝, 徐征, 赵谡玲, 等. 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All rights reserved."}],"type":"copyright"}],"year":"2018"}},"appendix":[],"type":"research-article","ethics":[],"backSec":[],"supplementary":[],"journalTitle":"液晶与显示","issue":"9","volume":"33","originalSource":[]}