. . . . "A hand-held, battery powered spectrally based photometric and colorimetric instrument that utilizes a 128 detector element."@en . "accepted"@en . "SDN:L22::TOOL1461" . "2020-05-28 16:46:46.0" . "Photo Research PR-650 SpectraScan Spectroradiometer"@en . "2020-05-28 16:46:46.0" . "1" . "false" . "1" . . "PR-650 SpectraScan" . . "SDN:L22::TOOL1461" . . . "SDN:L22::TOOL1461" .