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Creator Armstrong & Hess Remove constraint Creator: Armstrong & Hess Format Image Remove constraint Format: Image Subject Beckman Instruments, inc. Remove constraint Subject: Beckman Instruments, inc.

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    • circa 1981

    First produced in 1981, the Beckman Model 42 Clinical Spectrophotometer incorporated a UV/visible spectrophotometer, a microprocessor, and a printer into one unit.

    • circa 1980

    The name of this pH meter model refers to its expanded measurement scale.

    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…

    • 1970s

    This oxygen analyzer is being used to ensure food safety by measuring the oxygen content of the headspace inside food packaging. Oxygen readings that are too high could indicate an environment that encourages the growth…

    • 1970s

    The Beckman Beta-Mate II (styled β-Mate II) was a single-sample, single-channel, manual counter. The Beta-Mate I was first offered in 1970, so this model was likely produced soon after.

    Liquid scintillation counters…

    • 1960 – 1979

    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,…

    • circa 1975

    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,…

    • circa 1975

    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,…

    • circa 1974

    This specific model of oxygen meter was first available in 1974.

    Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as…

    • 1971

    This series of photographs document Beckman's EDN Caravan exhibit, including a display for The 3-cent Resistor and apparent back-stage shots.

    • 1960s

    This photograph is part of a series of marketing images used to demonstrate the small size of Helipot products. The text on the label identifies the product as a Model 77P Helitrim potentiometer and the photographer, "A…

    • 1960s

    This photograph is part of a series of marketing images used to demonstrate the small size of Helipot products. The text on the label identifies the product as a Model 77P Helitrim potentiometer and the photographer, "A…

    • 1960s

    This photograph is part of a series of marketing images. The text on the label identifies the product as Series 63 Helitrim potentiometers and the photographer, "A & H," as Armstrong and Hess.

    Potentiometers regulate…

    • 1960s

    This photograph is part of a series of marketing images used to demonstrate the small size of Helipot products. The text on the label identifies the products as Series 7266 and 7263 potentiometers and the photographer,…

    • 1960s

    These photographs, numbered 1339-1 thru 1339-11, are part of a series of marketing images used to demonstrate the small size of Helipot products. The "Helipot line" train carries various products, including…

    • 1960s

    This photograph is part of a series of marketing images used to demonstrate the small size of Helipot products. The text on the label identifies the products as Series 7260 multi-turn, wirewound potentiometers and the…

    • 1960s

    Beckman Instruments, Inc. became interested in measuring, controlling, and fighting air pollution in the late 1940s and early 1950s, when company president Arnold O. Beckman became the scientific adviser to the Los…

    • 1950 – 1969

    Voltage regulators maintain a constant voltage level in electrical devices.

    • 1950 – 1969

    This photograph is part of a series of marketing images used to demonstrate the small size of Helipot products, in this case voltage regulators.

    • 1950 – 1969

    Voltage regulators maintain a constant voltage level in electrical devices.

    • 1950 – 1969

    This photograph is part of a series of marketing images used to demonstrate the small size of Helipot products, in this case microcircuit regulators.

    • 1950 – 1969

    Voltage regulators maintain a constant voltage level in electrical devices.