4. Optics: measuring and testing
  5. Focal position of light source

Shunsuke Kohama

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Apparatus and method for measuring characteristics of optical pi

Optics: measuring and testing – Focal position of light source
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Apparatus and method for measuring characteristics of...

Dynamic information storage or retrieval – Condition indicating – monitoring – or testing – Including radiation storage or retrieval
Reexamination Certificate

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Apparatus and method for measuring focusing characteristics...

Radiant energy – Photocells; circuits and apparatus – Photocell controls its own optical systems
Reexamination Certificate

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Apparatus for measuring characteristics of optical disc...

Dynamic information storage or retrieval – With servo positioning of transducer assembly over track... – Optical servo system
Reexamination Certificate

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Jitter measuring method utilizing A/D conversion and device

Pulse or digital communications – Synchronizers – Phase displacement – slip or jitter correction
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1740985

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