4. Optics: eye examining, vision testing and correcting
  5. Spectacles and eyeglasses
  6. Ophthalmic lenses or blanks

James H. Cleveland

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Eye tracking method and apparatus

Image analysis – Histogram processing – For setting a threshold
Patent

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Focus control system

Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Ophthalmic lenses or blanks
Patent

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Method and apparatus for mirror control

Optics: eye examining – vision testing and correcting – Eye examining or testing instrument – Objective type
Patent

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Profile ID: LFUS-PAI-P-1187679

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