Search Results

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  Photographs

  Beckman PO-1 and PT-1

  • Undated

  • Photographer Hess Photographic
  • Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Photographs

  Beckman RR-2 Respiratory Recorder

  • Undated

  This instrument records both oxygen and carbon dioxide levels during respiration.

  • Photographer Hess Photographic
  • Subject Respiration, Medical electronics--Equipment and supplies, Oxygen--Measurement, Respiration--Measurement, Carbon dioxide--Measurement, Beckman Instruments, Inc.
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  Photographs

  Beckman 946A Lead Terminator

  • Undated

  This instrument was designed to be incorporated into electroencephalograph units and included an impedance meter. An electroencephalogram test detects electrical impulses in the brain via electrodes attached to the…

  • Subject Scientific apparatus and instruments, Electroencephalography, Medical electronics, Beckman Instruments, Inc.
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  Photographs

  Beckman OM-11 Oxygen Analyzer

  • Undated

  Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as monitoring astronauts’ respiration, maintaining packaged food safety,…

  • Photographer Karjalas' Photo Vision
  • Subject Scientific apparatus and instruments, Oxygen--Measurement, Oxygen--Analysis, Beckman Instruments, Inc.
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  Photographs

  Beckman Particle Counter

  • Undated

  Based on the Coulter principle, the Beckman Particle Counter quantifies and sizes particles suspended in a fluid, like blood cells, bacteria, and a wide variety of other substances. The instrument works by drawing…

  • Subject Medical laboratory technology, Scientific apparatus and instruments, Blood cell count--Equipment and supplies, Coulter principle, Medical electronics, Beckman Instruments, Inc.
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  Photographs

  Beckman LB-2 CO2 Medical Gas Analyzer

  • Undated

  This instrument is a non-dispersive infrared gas analyzer.

  • Subject Gases--Analysis, Scientific apparatus and instruments, Carbon dioxide, Beckman Instruments, Inc.
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  Photographs

  Beckman Model Φ72 pH Meter

  • Undated

  Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…

  • Subject Hydrogen-ion concentration--Measurement--Instruments, Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Photographs

  Beckman Model Φ71 pH Meter

  • Undated

  Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…

  • Subject Hydrogen-ion concentration--Measurement--Instruments, Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Photographs

  Beckman Model Φ40 & Φ45 pH Meters

  • Undated

  Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…

  • Subject Hydrogen-ion concentration--Measurement--Instruments, Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Photographs

  Beckman Model Φ11 pH Meter

  • Undated

  Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…

  • Subject Hydrogen-ion concentration--Measurement--Instruments, Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Photographs

  Beckman Model Φ21 pH Meter

  • Undated

  Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…

  • Subject Hydrogen-ion concentration--Measurement--Instruments, Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Photographs

  Beckman Model 160 Physiological Gas Analyzer

  • Undated

  • Subject Medical electronics--Equipment and supplies, Gases--Analysis, Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Photographs

  Beckman Multiple Electrode Selector

  • Undated

  • Subject Electrodes, Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Photographs

  Beckman Model R, Series D Paper Electrophoresis Cell

  • Undated

  Electrophoresis uses an electric field to separate particles in a medium (like a gel) based on their size, charge, or a binding affinity.

  • Subject Electrophoresis, Scientific apparatus and instruments, Electrophoresis--Equipment and supplies, Beckman Instruments, Inc.
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  Photographs

  Beckman Model 990 Peptide Synthesizer

  • After 1972

  The 990 Synthesizer was introduced in 1972 and operated by punched paper tape, in which the punched holes specified which operation was to be performed.

  • Subject Medical laboratory technology, Peptides, Scientific apparatus and instruments, Peptides--Synthesis, Proteins, Beckman Instruments, Inc., Proteins--Synthesis
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  2 items
  Photographs

  Beckman Conductivity Bridges

  • Undated

  These specific models of these two instruments are unidentified.

  • Subject Electric conductivity, Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Photographs

  Beckman Model RQ Recorder

  • Undated

  • Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Photographs

  Beckman Megohmmeter

  • Undated

  Megohmmeters are one kind of ohmmeter, and are used specifically to measure the electrical resistance of insulators. The make and model of this one is unknown.

  • Subject Ohmmeters, Scientific apparatus and instruments, Electric resistance, Beckman Instruments, Inc.
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  Photographs

  Beckman Model L-10 Megohmeter

  • Undated

  Megohmmeters are one kind of ohmmeter, and are used specifically to measure the electrical resistance of insulators.

  • Subject Ohmmeters, Scientific apparatus and instruments, Electric resistance, Beckman Instruments, Inc.
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  Photographs

  Beckman Model L-8 Megohmmeter

  • Undated

  Megohmmeters are one kind of ohmmeter, and are used specifically to measure the electrical resistance of insulators.

  • Subject Ohmmeters, Scientific apparatus and instruments, Electric resistance, Beckman Instruments, Inc.
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  Photographs

  Beckman Induction Salinometer

  • Undated

  This instrument measures the salinity and temperature of liquids.

  • Subject Salinity, Scientific apparatus and instruments, Beckman Instruments, Inc., Salinity--Measurement
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  Photographs

  Beckman EVI Enviroear

  • Undated

  • Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
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  Illustrations

  Graph showing separation of glutamine and asparagine on Beckman amino acid analyzer

  • Undated

  First marketed in 1960, the Beckman/Spinco Model 120 Amino Acid Analyzer allowed users to quickly perform amino acid chromatography. The instrument that produced this graph was likely an unidentified contemporary of the…

  • Subject Glutamine, Beckman Instruments, Inc. Spinco Division, Amino acids--Analysis, Medical sciences, Beckman Instruments, Inc.
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  Photographs

  Beckman Model R-112/R-115 Electrophoresis

  • 1974 – 1983

  Beckman introduced a Microzone Electrophoresis System in 1964; the Model R-112 was released in 1974. Electrophoresis uses an electric field to separate particles in a medium (like a gel) based on their size, charge, or…

  • Subject Electrophoresis, Scientific apparatus and instruments, Electrophoresis--Equipment and supplies, Beckman Instruments, Inc.
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  Photographs

  Beckman System AA Computing Integrator for Amino Acid Analysis and System AA Channel Module

  • 1980s

  Beckman's AA Amino Acid Analysis systems debuted in 1985.

  • Photographer Illig, Russell
  • Subject Medical laboratories--Equipment and supplies, Scientific apparatus and instruments, Amino acids--Analysis, Integrators, Beckman Instruments, Inc.