下面从光源的光谱特性来分析比较不同光源对ISO亮度与D65亮度量值的影响,图1是两种光源的相对功率分布比较。 C光源代表相关色温6774K的平均昼光,它的光色近似于阴天的天空,相当于室内光。D65光源代表相关色温6504K时相状态的昼光,相当于室外光。从两种光源相对光谱功率分布比较可以看出,在可见光范围内,C光源和D65光...
Paper, cardboard and pulp - Measurement of diffuse reflectance factor in blue - Part 2: outdoor daylight conditions (whiteness degree D65) NF ISO 2470-2:2008 发布历史 NF ISO 2470-2:2008由法国标准化协会 FR-AFNOR 发布于 2008-12-01。
Introduction: 1. Measure Color Value • Adopt international used D/8 (Diffused Illumination, 8 degree viewing) geometry and SCI mode to make measurement more accurate. • Adopt spectral sensor to provide reflectance data which make its performance much better than colorimeter. ...
Phase Balance ±1.5 Degree VSWR 1.20:1, 1.25:1, 1.30:1, 1.40:1 VSWR Input 1.25:1, 1.40:1 VSWR Output 1.20:1, 1.30:1 Package Type Module with Connectors Connector N Type, N Type - Female, SMA, SMA - Female Technical Documents Datasheet Click To Download Datasheet View deta...
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of 350I/h.3.4.GRADUATED GLASS CYLINDER 2000ml,conforming to appendix 1.3.5.GLASS END PIECE conforming to figure 1,appendix 2.3.6.FLEXIBLE CONNECTING TUBE,PREFERABLY TRANSPARENT inside diameter 10mm.3.7.CLAMP 3.8.THERMOMETER +60°C.3.9.VOLUMETRIC FLASK 2000ml.3.10.TEST TUBE 100ml.
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Finally, based on the magnetocrystalline effect, the variations of the degree of magnetic dispersion, due to the change of α from 0 to 45°, are discussed briefly.doi:10.1016/S0304-8853(00)00487-XS.U. JenC.M. ChungW.L. Chen
如你的学历是研究生,请选择“Master’s Degree (PG)” 如果你的学历是大专,请选择“Graduate Certificate or Diploma” 如你的学历是SQA AD,请选择“Other”,填写“SQA AD” 如你的学历是国内2+2项目,请选择“Other”,填写“2+2 Program” 你目前就读课程将...
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