Search Results
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Beckman DK-2A Ratio Recording Spectrophotometer on bench beside power supply
- Circa 1957
The Beckman DK Spectrophotometer was an enhancement of the DU, which expanded the instrument’s range of into near-infrared. This was accomplished by chemist Wilbur I. Kaye, who began his work on science behind the DK at…
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Unidentified man standing beside a Beckman IR-7 Spectrophotometer in front of a window
- 1958
The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…
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Beckman IR-5A Infrared Spectrophotometer
- 1957
The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…
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Beckman #18000 Pocket pH Meter
- Circa 1956
The Pocket pH meter allowed pH readings to be taken in the field, in a laboratory, or at any site, without needing to send samples back to a laboratory and a more stationary instrument.
Arnold Beckman invented his…
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Beckman Model 5691 EPUT Meter
- 1956-Jun-06
EPUT (Events Per Unit Time) meters measure changes in voltage during a specified amount of time, and so can be used to count or measure any event that can be represented as a voltage change or pulse. This includes, but…
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Beckman GC-1 Gas Chromatograph
- Circa 1956
Beckman Instruments entered the gas chromatograph business in 1956 with the acquisition of the successful Watts Manufacturing Company. Later that year, Beckman Instruments produced its first gas chromatograph, the GC-1,…
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Beckman Model G pH Meter with open lid and compartment
- Circa 1952
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 “acidimeter” with its…
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Beckman Automatic Titrator
- 1955-Jan-23
The Automatic Titrator's selling points included convenience, simplicity, ease of use, and a secondary application as a pH meter.
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Beckman IR-2A Infrared Spectrophotometer
- Circa 1952
The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…
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Helipot Potentiometers and Dials
- 1950 – 1969
Potentiometers regulate the flow of electricity, like the volume dial on a radio. In 1940, Arnold O. Beckman was unsatisfied with dials on the market, so he designed his own helical potentiometers, or helipots, for use…
- Subject Potentiometer, Beckman Instruments, Inc.
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Beckman DIP Resistor Networks
- 1950 – 1969
Resistor networks combine several resistors into a single component. Dual in-line package (DIP) networks are rectangular in shape, with two parallel rows of pins for through-hole mounting to a circuit board.
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Nurse using a Beckman Model D oxygen meter with an infant isolette
- Circa 1959
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 Kassler Studios
- Subject Scientific apparatus and instruments, Oxygen--Measurement, Oxygen--Analysis, Nurses, Infants, Beckman Instruments, Inc.
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Jean Schirmer, Pat Conners, and Max Liston with early vehicle emissions analyzer
- 1950
This instrument, also known as an atmosphere analyzer, became one of Beckman Instruments' products when the company acquired Liston-Becker in 1955. It detects pollutants in the exhaust from vehicles with combustion…
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Nurse in maternity ward, using Beckman Model D oxygen analyzer to monitor an infant in an incubator
- 1950s
Los Angeles County General Hospital nurse Mary Finlay is monitoring the oxygen levels of a prematurely born infant in an incubator, to provide just the right oxygen mixture. Too little oxygen has obvious repercussions,…
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Industrial Instruments Type DR51D Decade Resistance
- 1950 – 1969
In 1965, Beckman Instruments acquired Industrial Instruments, Inc. The Cedar Grove, New Jersey-based company manufactured solution conductivity analyzers and other industrial instruments.
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Beckman Model AB-3X1 Auto Bridge
- 1950 – 1969
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Beckman Component Taping Device
- 1950 – 1969
- Photographer Commercial Photographic Company
- Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
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Beckman Model AB-3-5 Auto Bridge
- 1950 – 1969
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Beckman Model PS-1-GP Schering Bridge
- 1950 – 1969
A Schering Bridge is an AC bridge circuit used for measuring the insulating properties of electrical cables and other equipment.
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Beckman Model AB-3 Auto Bridge
- 1950 – 1969
- Photographer Commercial Photographic Company
- Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
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2 items
Beckman AB-8-1 Nine Bin Sorter
- 1950 – 1969
- Photographer Commercial Photographic Company
- Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
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Beckman Model AB-3X2 Auto Bridge
- 1950 – 1969
- Photographer Commercial Photographic Company
- Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
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Beckman Model TBA-Y3(TE) ThermaBridge Gas Analyzer
- 1950 – 1969
- Creator Of Work Commercial Photographic Company
- Subject Gases--Analysis, Scientific apparatus and instruments, Beckman Instruments, Inc.
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