4. Optics: measuring and testing
  5. By shade or color
  6. Tristimulus examination

Richard A. Federico

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Color sensing apparatus

Optics: measuring and testing – By shade or color – With color transmitting filter
Reexamination Certificate

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Color sensing apparatus

Optics: measuring and testing – By shade or color – With color transmitting filter
Reexamination Certificate

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Colorimeter for measurement of temporally variant light sources

Optics: measuring and testing – By shade or color – Tristimulus examination
Patent

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Profile ID: LFUS-PAI-P-1426418

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