This Bausch & Lomb metallurgical microscope, model BHM, is a small compound monocular with coarse and fine focus, handle arm, inclination joint, horseshoe base, and electrical wires for illumination. The inscription reads “BAUSCH & LOMB OPTICAL CO. / Rochester, N.Y. U.S.A.” The triangular B&L logo appears on the base. An inscription on one side reads “B.S. 30425A.” This was used by William F. Meggers (1888-1966), an American physicist who worked at the National Bureau of Standards, and who specialized in spectroscopy.

Ref: Bausch & Lomb, Microscopes and Microtomes (Rochester, N.Y., 1919), pp. 98-99.

Date Made: mid 20th century

Maker: Bausch & Lomb

Location: Currently not on view

Place Made: United States: New York, Rochester

Subject: Science & Scientific Instruments


See more items in: Medicine and Science: Medicine, Microscopes, Science & Mathematics


Exhibition Location:

Credit Line: Edith R. Meggers

Data Source: National Museum of American History

Id Number: MG.314637.12171Catalog Number: 314637.12171Accession Number: 314637

Object Name: microscope

Measurements: overall: 10 1/4 in x 4 1/8 in x 5 5/8 in; 26.035 cm x 10.4775 cm x 14.2875 cm

Guid: http://n2t.net/ark:/65665/ng49ca746ac-9c6b-704b-e053-15f76fa0b4fa

Record Id: nmah_1348606

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