10 ENGLISH BOOKS RELATING TO «OPHTHALMOMETER»
Discover the use of
ophthalmometer in the following bibliographical selection. Books relating to
ophthalmometer and brief extracts from same to provide context of its use in English literature.
The first clinically useful instrument, known as the Javal-Schiotz keratometer (
later manufactured as the Universal ophthalmometer and currently available as
the Haag-Streit keratometer), used a Wollaston prism as a doubling device.
Theodore Grosvenor, Theodore P. Grosvenor, 2007
2
Corneal Surgery: Theory, Technique and Tissue
The keratometer, or ophthalmometer, is not a new instrument. Since it was first
developed by Herman von Helmholtz in 1854, significant improvements have
been made. Today, several companies manufacture these machines, such as the
...
Frederick S. Brightbill, 2009
3
On the anomalies of accommodation and refraction of the eye
The horizontal diameter of the cornea was measured with the aid of the
ophthalmometer. For this purpose the flame of a lamp was placed
perpendicularly immediately ahove the ophthalmometer. The reflected image of
this flame in the cornea ...
Franciscus Cornelis Donders, 1864
The first glance through the ophthalmometer reveals the irregularity of surface,
and at the same time we gain information about any regular astigmatism that may
be present. In this case the ophthalmometer shows the presence of regular ...
5
Medical Articles by Ophthalmologist William H. Bates: The ...
The ophthalmometer showed no corneal astigmatism. She has been tested a
number of times with the same result. February 10th.—Iridectomy upwards with a
corneal section. March 5th.—Right vision 20/70; with a convex cylinder of 2.75 D.
O-188. O-186. The Ophthalmometer of Leroy and Dubois. Investigations eon- d
noted with the Ophthalmometers of Helmholtz and of Javal, have shown that the
cornea is the principal seat of regular astigmatism, and that the corneal ...
7
Ophthalmology: A Pocket Textbook Atlas
A Helmholtz or Java] ophthalmometer can be used to measure the central
corneal curvature, which determines the refractive power of the cornea (Fig.
16.14). Treatment. Early correction is crucial. Untreated astigmatism in children
will ...
8
Hermann Von Helmholtz and the Foundations of ...
See Philosophy Opelt, Friedrich: invention of siren, 262- 63 Ophthalmology:
clinical practice of and Helmholtz, 111, 149-53; and the ophthalmometer, 111;
ophthalmometer, invention of, 35-6; ophthalmometer and Helmholtz, 148-49;
research ...
9
Elevation Based Corneal Tomography
With only minor changes, the same design is still in use today as the Haag-Streit
ophthalmometer.7 Helmholtz applied the term ”ophthalmometer,” which has led
to some confusion because it suggests measurement of the entire eye rather than
...
Michael W. Belin, Stephen S. Khachikian, 2012
10
Better Eyesight Magazine Illustrated with 500 Pictures by ...
The instrument for the diagnosis of corneal astigmatism is called the
ophthalmometer. When the normal eye was examined with its aid, the curvature
of the cornea has been found to be normal in all directions. When the eye was
under a strain, ...
2 NEWS ITEMS WHICH INCLUDE THE TERM «OPHTHALMOMETER»
Find out what the national and international press are talking about and how the term
ophthalmometer is used in the context of the following news items.
Days Gone By: July 24, 2015
He has received an improved ophthalmometer for determining astigmatism with accuracy and a De Zeng's cobiner optometer and photometer ... «East Oregonian, Jul 15»
A storehouse of ophthalmic artifacts
These include old slit lamps, keratometer, ophthalmometer and streak retinoscope. In fact, hand drawn pictures of patients at a time when there ... «The Hindu, May 13»