Title
Dezeng's refractometer
Subject
Refractometers
Eye--Refractive errors--Equipment and supplies
Optical Devices
Refractive Errors--instrumentation
Ophthalmic instruments
Description
Image 101-1491
Used to detect refractive errors of the eye
American instrument resembling a telescope made for ophthalmologic use.
Creator
DeZeng, Henry
Cataract Optical Co. (Buffalo, N.Y.)
Publisher
McGuire Medical Instruments Collection
Health Sciences Library
State University of New York at Buffalo
Date
1895
Contributor
Michael Gordon (Firm)
Cravens, Annette
Rights
NO COPYRIGHT – UNITED STATES. The organization that has made the Item available believes that the Item is in the Public Domain under the laws of the United States, but a determination was not made as to its copyright status under the copyright laws of other countries. The Item may not be in the Public Domain under the laws of other countries. Please refer to the organization that has made the Item available for more information. Contact the History of Medicine Collection with questions.
Format
32x24 cm
Type
Ophthalmic Instrument
Image
Still image
Identifier
07.03.15.4
LIB-HSL001
Alternative Title
Refractometer
Date Created
11/4/2009
Medium
Nickel-plated brass, cast iron, enamel, and glass
Citation
DeZeng, Henry and Cataract Optical Co. (Buffalo, N.Y.), “Dezeng's refractometer,” Digital Collections - University at Buffalo Libraries, accessed November 21, 2025, https://digital.lib.buffalo.edu/items/show/16899.