| 摘要 |
FIELD: investigating or analyzing materials. ^ SUBSTANCE: method comprises measuring optical density of known materials continuously within visible, IR or ultraviolet bandwidth, producing database from the data obtained, choosing most informative points for characteristic to be determined from the maximum deviations of the optical density, plotting the function, recording the spectrum of the material to be analyzed, and determining the value of the characteristic. ^ EFFECT: expanded functional capabilities. ^ 3 dwg, 3ex |
