4. Optical: systems and elements
  5. Lens
  6. With viewed object or viewed field illumination

Zenta Ushiyama

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Light projecting method, surface inspection method, and...

Optical: systems and elements – Lens – With viewed object or viewed field illumination
Reexamination Certificate

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Surface inspecting method and surface inspecting device

Optics: measuring and testing – Inspection of flaws or impurities – Surface condition
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Profile ID: LFUS-PAI-P-2466209

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