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    Product Name laspec Alpha-1860 UV-Visible SpectroPhotoMeter YUEFENG 754 UV-Visible SpectroPhotometer
    Product Price In coming $816.00
    Details Details
    Model comparison
    Spectral Type UV-Vis UV-Vis
    Optical Path Single-Beam Pseudo-Double-Beam Single-Beam
    Dispersion Grating Grating
    Detection Scanning
    Light Source Tungsten Deuterium Tungsten Deuterium
    Wavelength 190-1100nm 200-1000nm
    Accuracy ≤0.5nm ≤2nm
    Bandwidth ≤2nm 2-4nm 2-4nm
    Detector Silicon Photodiode
    Stray Light ≤0.05%T
    Parameter comparison
    wavelength Range 190-1100nm
    Optical inspection system Single beam of light/proportional monitoring optional, self-aligning optical path, 1200 lines/mm laser holographic Diffraction grating Aberration (1200L/mm Grating)
    Light spectrum bandwidth 2Nm or 4nm (optional)
    Wavelength accuracy +/- 0.3Nm full wavelength, +/- 0.1nm 656.1nm D2
    Wavelength, repeability ±0.1nm
    Photometric accuracy ±0.002A@0.5A，±0.004A@1A，±0.3%T(0-100%)
    Luminosity, sexual repeability ±0.001A@0.5A，±0.002A@1A，±0.15%T(0-100%T)
    Photometric Range -0.3 to 3A；0-200%T；-9999-9999C 0~200.0%(T),0~1.999(A)
    Baseline flatness ±0.001A
    wavelength setting Automatic, minimum resolution 0.1nm
    Operating Mode T，A，C，E Absorption, concentration factor, direct reading of concentration
    Zero setting Automatic adjustment of 100% T and 0% T
    interface display 320 * 240 graphic LCD, Chinese menu
    stray light ≤0.03%T @220nm，360nm，NaNO2 ≤0.3%(220nm，360nm)
    stability ±0.0005A/hr@500nm，0A
    Illuminant Imported tungsten halogen lamp, deuterium lamp Deuterium lamp, tungsten halogen lamp
    Detector Imported silicon photodiode
    dimensions 570*460*230mm
    weight 16Kg
    data output 320 * 240 point matrix graphic LCD screen; optional built-in thermal printer; USB1.1 connection to upper-layer software; PC operation Type can be provided