与 «NEAR-SIGHTEDNESS»相关的英语书籍
在以下的参考文献中发现
near-sightedness的用法。与
near-sightedness相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
1
Nearsightedness in Schools: Its Causes, Prevalence, and ...
This scarce antiquarian book is a selection from Kessinger Publishing's Legacy Reprint Series.
Birdsey Grant Northrop,
2010
2
Sight and Hearing: How Preserved, and how Lost
Diagram of the near-sighted eye — Causes of near-sightedness — How
produced — How discovered — Effect of doing without glasses — Why
nearsightedness is more common in the upper classes — Proportion of
nearsightedness in ...
3
The Eye in health and disease
only 26 neutralized the near-sightedness, 41 were weaker, 40 stronger than the
myopia. Only eleven out of the whole number had concave glasses that were not
injurious. Well might Dr. Cohn say, "If I accomplished nothing else by my whole ...
Benjamin Joy Jeffries,
1871
4
The Eye in Health and Disease: Being a Series of Articles on ...
only 26 neutralized the near-sightedness, 41 were weaker, 40 stronger than the
myopia. Only eleven out of the whole number had concave glasses that were not
injurious. Well might Dr. Cohn say, "If I accomplished nothing else by my whole ...
Benjamin Joy Jeffries,
1871
5
The Philosophical Magazine
Although near-sightedness is in general gradual in its progress, instances
occasionally occur of its existence, in a considerable degree, even in children ; in
whom it is sometimes discovered almost as soon as they begin to take notice of
the ...
6
A Journal of Natural Philosophy, Chemistry, and the Arts ...
Although near-sightedness is, in general, gradual in its pro- Neai_-sigh_te<
1gress, instances occasionally occur of its existence, in a con- 32:“ chm siderable
degree, even in children; in whom it is sometimes discovered almost as soon as
they ...
7
Philosophical Transactions of the Royal Society of London
in succession, until at length it will be difficult to obtain a glass sufficiently
concave to afford the assistance that the eye requires.* Although near
sightedness is in general gradual in its progress, instances occasionally occur of
its existence, in a ...
8
Philosophical Magazine, Comprehending the Various Branches ...
Although near-sightedness is in general gradual in its progress, instances
occasionally occur of its existence, in a. considerable degree, even in children; in
whom it is sometimes discovered almost as soon as they begin to take notice of
the ...
9
The Cyclopædia: Or, Universal Dictionary of Arts, Sciences, ...
The misfortune resulting-from the use of concave glasses is this, that the near-
sightedness is not only fixed by it, but from a habit of inquiry with regard to the
extreme perfection of vision, frequent changes are made for glaffes that are more
and ...
Near-Sightedness. BY HENRY M. HURD, CHICAGO. The increase of near-
sightedness among the American people is not due so much to physical
degeneracy, as some philosophers would have us su ppose, as to overwork. The
average ...