Jenkins prismatic lens disc scanner
date: label: date made
content: ca 1920
label: associated date
content: 1929
name: label: associated user
content: unknown
label: associated person
content: Jenkins, C. Francis
label: maker
content: Jenkins, C. Francis
notes: label: Description (Brief)
content: Jenkins prismatic lens disc scanner. Ground glass prismatic disc, 10" diameter, hand actuated by a mechanical linkage. Empty metal cylinder opposite linkage. Marked Jenkins #6. Originally recorded (1921) as "a model high speed motion picture camera for the analysis of motion. Construction: disk ring prism for hinging the light beam to produce motion pictures from continuous motion picture film with only rotary mechanisms." A later note (1932) recorded this as a "lens-disc receiver for projecting television pictures onto a screen."
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from C. Francis Jenkins
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.314253
label: catalog number
content: 314253
label: accession number
content: 117977
objectType: label: Object Name
content: television receiver
label: Object Name
content: mechanical television receiver
label: Other Terms
content: Television
physicalDescription: label: Measurements
content: overall: 18 1/2 in x 9 in x 12 in; 46.99 cm x 22.86 cm x 30.48 cm