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PR-680 SpectraDuo标志着光测量的新时代的开始。它有独特的专利技术，利用电池供电的便携式设计，它是市场上第一个也是现在仅有的组合了快速扫描256探测器元素分光计和PMT的光度计。
参数：
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探测器
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256 detector array
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辐射分光计波长范围
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380 to 780 nm
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光学
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Pritchard viewing and measuring system.
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数字数据分辨率
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16 bits
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光谱分辨率
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1.56 nm / pixel
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光谱带宽
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8 nm (5 nm optional)
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光谱精确度
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± 1 nm
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亮度范围
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0.01 to 2,500,000 fL #
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亮度精确度(NIST 亮度标准
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± 2% *
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亮度重复性
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≤ 1% *
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色彩精确度 (A 类发光体)
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±0.0015 in CIE 1931 x,y *
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测量能力
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Luminance, Illuminance, luminous intensity, chromaticity, correlated color temperature, dominant wavelength.
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测量时间
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6 ms to 24 secs.
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AutoSync 范围
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20 to 400 Hz.
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电池
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Rechargeable Lithium-ion. (≥ 12 hours continuous operation)
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重量
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3.75 lbs (1.7 kg)
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操作温度
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34° to 95° F (1° to 35° C)
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# Sensitivities are for 10:1 signal to RMS noise against an Illuminant A based NIST traceable luminance standard
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* Luminance level of 1.0 fL against an Illuminant A based NIST traceable luminance standard.
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产品详细介绍 