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Digital Collections

Photographs

Model 25 spectrophotometer, vacuum control, and printer

  • 1970s

Rights

Unknown Rightsholder

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Beckman's foray into ultraviolet spectroscopy began in 1940, when the company (then called National Technical Laboratories) produced the DU prototype. The double-beam Model 25 was introduced in the early 1970s.

Property Value
Format
Genre
Extent
  • 10 in. W x 8 in. L
Inscription
  • (verso) "PP07 114"
  • (verso) "CM 5004. HBD. 573-1609."
Subject
Rights In Copyright - Rights-holder(s) Unlocatable or Unidentifiable
Credit line
  • Courtesy of Science History Institute

Institutional location

Department
Collection
Series arrangement
  • Series X. Photographic Materials
  • Sub-series 3. Photo Albums
Physical container
  • Box 83

View in library catalog

Related Items

Cite as

“Model 25 Spectrophotometer, Vacuum Control, and Printer,” 1970–1979. Beckman Historical Collection, Box 83. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/h702q651m.

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The Science History Institute recognizes there are materials in our collections that may be offensive or harmful, containing racist, sexist, Eurocentric, ableist, or homophobic language or depictions. The history of science is not exempt from beliefs or practices harmful to traditionally marginalized groups. The Institute is engaged in ongoing efforts to responsibly present and address the evidence of oppression and injustice inextricable from the history of science. If you would like to learn more about our ongoing efforts or if you encounter harmful, inaccurate, or insufficient descriptions, please contact us at digital@sciencehistory.org.