Haka expometer. Disc form actinometer

PART OF:: The Kodak Museum Collection

Haka expometer. Disc form actinometer, metal. Metal calculator rings and mask rotate over disc of sensitive paper, held by friction of emery paper stuck in back. In leather pouch.

Details

Category:: Photographic Technology

Collection:: Kodak Collection

Object Number:: 1990-5036/527

type:: actinometer

credit:: The Kodak Collection at the National Media Museum, Bradford

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Parts

Haka expometer. Disc form actinometer

Haka expometer. Disc form actinometer, metal. Metal calculator rings and mask rotate over disc of sensitive paper, held by friction of emery paper stuck in back.