发明名称 Color grading apparatus utilizing infrared light source
摘要 Apparatus for color grading of products, such as fruits, vegetables, et cetera, employing light sources for illuminating the products in the infrared and green or lower wavelengths, and means for detecting and comparing the reflectance in the two light regions to measure certain properties of the product. The light source used for the infrared radiation is an improved gas discharge lamp utilizing argon gas.
申请公布号 US4057352(A) 申请公布日期 1977.11.08
申请号 US19760686021 申请日期 1976.05.13
申请人 HANSCOM, GENEVIEVE I. 发明人 BABB, RAYMOND E.
分类号 B07C5/342;G01J3/10;G01J3/50;G01N21/27;G01N21/35;(IPC1-7):G01J3/50;G01N21/22 主分类号 B07C5/342
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