TREA

with optical compensator

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Industry

  • CPC
  • G03B41/04
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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 G03B41/00Special techniques not covered by groups G03B31/00 - G03B39/00 Apparatus therefor

Current Industry

G03B41/04with optical compensator
Industries