Prismatic Rings from Charles Francis Jenkins' Radiovisor mechanical television, 1923

Two prismatic rings developed for early experimental work on

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Two prismatic rings developed for early experimental work on
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Two prismatic rings developed for early experimental work on television by Mr Charles Francis Jenkins. (in fitted wooden case). Case damaged in transit but repaired in museum. Gasket on right hand disc possibly asbestos?

Details

Category:
Radio Communication
Object Number:
1937-861
Materials:
acrylic, oak (wood), brass (copper, zinc alloy), felt and white metal
Measurements:
disc: 50 mm 250 mm,
type:
prismatic ring
credit:
Jenkins, C.F.