GB/T2680-94 [Standards on Visible light transmittance, direct sunlight transmittance, total solar energy transmittance, ultraviolet transmittance, and measurement of relevant glass parameters]
This spectrophotometer is used to determine the physical properties of glass materials.
Applicable areas: energy-saving test of architectural glass, quality inspection of construction projects, automobile glass inspection, material science research, and scientific research of universities.
The detectable samples are: ordinary flat glass, electric float glass, laminated glass, ion-coated glass, sputter coated glass, LOW-E glass, automotive safety film, and the similars.
Light source Imported xenon lamp, bromine tungsten lamp
Wavelength accuracy (nm)±0.5（uv/vis）±4（nir）
Wavelength repeatability (nm)≤0.3 (uv/vis), ≤2（nir）
Band width (nm)0.2-5(uv-vis), 1-20 (nir)
Transmission accuracy (%T)±0.3
Transmission repeatability (%T)≤0.2
Miscellaneous light (%T)≤0.2%T（220nm, nai）
Work modeTransmission, absorbance, reflectance, energy
Baseline flatness±0.004A（200-2500nm，after 30mins preheat
Size (mm)Overall size 830*600*260,sample cell 120*240*200
Sample size (mm)30～110, thickness≤20mm
Net weight Approx. 65kg