4. Optics: measuring and testing
  5. Refraction testing

Zhen-Feng Xu

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Light emitting diode

Active solid-state devices (e.g. – transistors – solid-state diode – Incoherent light emitter structure – With reflector – opaque mask – or optical element integral...
Reexamination Certificate

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Refractive-index sensor

Optics: measuring and testing – Refraction testing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2253659

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