TREA

Viewfinders Focusing aids for cameras Means for focusing for cameras Autofocus systems for cameras

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Industry

  • CPC
  • G03B2213/00
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Parent Industries

GPHYSICS G03Photography G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES ACCESSORIES THEREFOR

Current Industry

G03B2213/00Viewfinders Focusing aids for cameras Means for focusing for cameras Autofocus systems for cameras

Sub Industries

G03B2213/02Viewfinders G03B2213/025Sightline detection
Industries