Retinoscopy (or shadow test) in the determination of refraction at one meter of distance, with the plane mirror
By: by James Thorington ...
Edition: 2d ed., rev. & enl. Thirty-eight illustrations, twelve of which are colored.
Publisher: P. Blakiston, son & co.
Published: 1898
Place of publication: Philadelphia
Language: eng
Number of pages: 72
Subjects: Retinoscopy