THE OPHTHALMETRON, PRINCIPLES AND OPERATION
作者:
Henry,
Knoll Richard,
期刊:
American Journal of Optometry and Archives of American Academy of Optometry
(OVID Available online 1972)
卷期:
Volume 49,
issue 2
页码: 122-127
ISSN:0002-9408
年代: 1972
出版商: OVID
数据来源: OVID
摘要:
The Ophthalmetron is an electro-optical instrument designed to determine the refractive state of an eye. The output is in the form of a graph which gives the refractive state for each meridian. The principle upon which its operation is based is described, and illustrations of its components and graphical output arc shown.
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