722 Visible Spectrophotometer
It is a basic single beam visible spectrophotometer,it can be used for quantitative measurement with Transmittance and Absorbance functions,it is one of the most important quality control instruments widely used in chemical,pharmaceutical,biochemistry,metallurgy,light industry,food processing,materials,environment protection,medical testing and the other fields.
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721
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722
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Optical System
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Single beam with 1200 lines/mm diffraction grating
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Display
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LCD
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Wavelength Range (nm)
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340~1000
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330~1000
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Lamp
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Halogen-Tungsten Lamp
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Detector
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Silicon Photocell
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Spectral Bandwidth
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4nm
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Stray Light
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<0.1%T
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Wavelength Accuracy (nm)
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±2
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Wavelength Reproducibility (nm)
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1
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