Vacuum ultraviolet hemisphere reflectivity testing device
A hemispherical reflectance and vacuum ultraviolet technology, which is applied in the field of vacuum ultraviolet spectral transmission testing, can solve the problem that the vacuum ultraviolet hemispherical reflectance cannot be accurately measured, and achieve the effect of improving energy transmission efficiency
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[0009] The present invention will be further described in detail below in conjunction with the drawings and embodiments.
[0010] Such as figure 1 with figure 2 As shown, the vacuum ultraviolet hemispherical reflectance test device of the present invention includes a deuterium lamp light source 1, a toroidal mirror 2, a Seya-Namioka monochromator, a first collimating mirror 6, a second collimating mirror 7, and a chopper. 8, fluorescence integrating sphere, sample 10, diffuse transmission filter 13, detector 14, precision turntable 15, data acquisition system 17, computer 18 and vacuum tank 19; the Seya-Namioka monochromator includes monochromator input Slot 3, wavelength driving mechanism 16, concave grating 4 and monochromator exit slot 5; the fluorescent integrating sphere includes a fluorescent integrating sphere opening 9, an inner wall 11 of the integrating sphere coated with a fluorescence conversion film, and a detector opening 12; Placed on the precision turntable 15, ...
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