Red notations suggest the image may have been used in a publication.

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

Voltage regulators maintain a constant voltage level in electrical devices.

This memo discusses the history of the Beckman IR-1 and IR-2 spectrophotometers, including the serial numbers, prices, and customers for the first models produced.

The Beckman Instruments IR spectrophotometers began…

Arnold Beckman offers a scathing critique of Herring's performance as a salesman of pH meters.

Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who…

This letter, written while Arnold Beckman was on a multi-city trip promoting his pH meter, concerns strategies for marketing the instruments and concern about the friction between a salesman and distributor.

Arnold…

The letter was written during a multi-city trip, most likely in Pittsburgh or New York. Beckman discusses the cases of the instruments, and his desire to replace metal cases with wood; pricing of the instruments; and…

The letter discusses Beckman's scheduled meetings, marketing strategies for the pH meter, and interest in postal meters.

Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the…

The Glucose Analyzer was developed by James Sternberg in 1969 and was one of several very successful medical testing and analysis instruments that Beckman Instruments produced in the 1970s. Its size, speed, and price…

Beckman's Biogamma Radioimmuno Analyzer was introduced in 1973. Radioimmunoassay (RIA) is a technique for measuring the antigen concentration. Known quantities of radioactive (labeled or “hot”) antigens and antibodies…

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…

This instrument measures the air/fuel ratio in automobile engines. This ratio can be used to determine the amount of energy and pollutants produced by combustion.

First marketed in 1978, this instrument analyzes ozone in air samples. Ozone is an air pollutant created by chemical reactions that occur between oxides of nitrogen and volatile organic compounds in the presence of…

This model followed in the tradition of the DU, the first ultraviolent/visible spectrum spectrophotometer.

The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company was still called…

Beckman released its first L5 centrifuge in 1973.

Beckman Instruments began producing centrifuges after their January 1, 1955 acquisition of industry leader, Specialized Instruments Corporation, or Spinco. With Spinco…

The Synchron systems run a wide range of clinical chemistry tests including drug and biological fluid analyses. The CX5 debuted in 1988.

A man flanked by dramatically-lit glassware uses a syringe, separated from a Beckman tabletop ultracentrifuge by opened blinds. This model was produced in 1978.

Beckman Instruments began producing centrifuges after…

Beckman Instruments released the Oligo 1000M in 1995.

The Synchron systems run a wide range of clinical chemistry tests including drug and biological fluid analyses.

Beckman's Paragon line of electrophoresis systems debuted in 1981. The CZE 2000 was released in 1993.

The Synchron systems run a wide range of clinical chemistry tests including drug and biological fluid analyses. The CX7 debuted in 1991.

Beckman introduced the P/ACE 5000 series of capillary electrophoresis systems in 1993.

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