4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Temperature control of photocell

Charles C. Helms

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Instantaneous reading multichannel polychromatic spectrophotomet

Radiant energy – Invisible radiant energy responsive electric signalling – Ultraviolet light responsive means
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L/C detector cell assembly

Optics: measuring and testing – By shade or color – Fluid color transmission examination
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Optical beam splitter

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Photodetector heat stabilizer

Radiant energy – Photocells; circuits and apparatus – Temperature control of photocell
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Profile ID: LFUS-PAI-P-827691

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