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Spectrophotometer T7

T7 UV-Vis instrument offering a fixed bandwidth of 2nm.
T7S UV-Vis instrument offering a variable bandwidth of 0.5, 1, 2 or 5nm.

  • High performance fixed or variable spectral bandwidth.
  • Wavelength accuracy ±0.3nm. 
  • Supplied with a motorised 8 cell changer and pre-aligned Tungsten and Deuterium lamps.
  • Additional accessories for multi application
  • High degree of automation requiring minimal key depressions to start analysis.
  • Model Name

    T7 (T70) T7S (T70+)

    Optical system

    Split beam optics

    Scan speed

    Over 1000nm/min

    Spectral bandwidth

    2nm(fixed slit) 0.5, 1, 2, 5nm(variable slit)

    Wavelength range


    Wavelength accuracy

    ±0.3nm(Automatic wavelength correction)

    Wavelength reproducibility


    Stray light

    < 0.12%T(220nm,  Nal; 340nm, NaNO2)

    Photometric mode

    Transmittance, Absorbance, Energy

    Photometric range


    Photometric accuracy

    ±0.002A(0~0.5A), ±0.004A(0.5~1A), ±0.3%T(0~100%T)

    Photometric reproducibility

    ±0.001A(0~0.5A), ±0.002A(0.5~1A), ±0.15%T(0~100%T)

    Baseline flatness


    Baseline stability

    0.001A/h(500nm, 0Abs, 2nm Spectral Bandwidth, 2hr warm-up)

    Photometric noise

    ±0.001A(500nm, 0Abs 2nm Spectral Bandwidth)

    Standard Functionality

    Photometric, Quantitative, Spectrum measurements

    Cell Holder

    Automatic 8 Cell Changer


    Silicon photo diode

    Light source

    Tungsten Halogen and Deuterium arc lamps


    Digital LCD display

    PC Interface


    Software support

    Local and UV-Win


    520W×420D×230H · 25㎏
    • T6

    • T7D