Hoods or caps for eliminating unwanted light from lenses, viewfinders, or focusing aids

Introduced: September 1968

Last revised: January 2021

Full Title

Filters or other obturators specially adapted for photographic purposes > Hoods or caps for eliminating unwanted light from lenses, viewfinders, or focusing aids

Classification Context

Section:: PHYSICS
Class:: PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
Subclass:: APPARATUS 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

1 direct subcode

Child Classifications

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G03B 11/06 Lens caps for exposure making