4. Optics: measuring and testing
  5. Refraction testing
  6. Prism engaging specimen

Reuben S. Krogstad

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Double optical fiber waveguide ring laser gyroscope

Optics: measuring and testing – Refraction testing – Prism engaging specimen
Patent

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Laser gyroscope

Optics: measuring and testing – Refraction testing – Prism engaging specimen
Patent

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X-ray and gamma ray waveguide, cavity and method

Radiant energy – Coded record and readers; invisible radiant energy type
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Profile ID: LFUS-PAI-P-593854

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