Art of preserving the sight unimpaired to an extreme old age; and of re-establishing and strengthening it when it becomes weak ... To which are added observations on the inconveniences and dangers arising from the use of common spectacles / By an experienced oculist. [G.J. Beer].

  • Beer, Georg Josef, 1763-1821.
Date:
1822
Catalogue details

Licence: Public Domain Mark

Credit: Art of preserving the sight unimpaired to an extreme old age; and of re-establishing and strengthening it when it becomes weak ... To which are added observations on the inconveniences and dangers arising from the use of common spectacles / By an experienced oculist. [G.J. Beer]. Source: Wellcome Collection.

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    short, may we not rationally suppose, that these circumstances tend much to produce those ricketty objects and faded figures so often to be seen in large towns, whose complexions have as little resemblance to rural health as the first sketches of a design have to a finished painting ? Not only are people thus shut up in a temporary prison, in itself destructive of health, but they are also in the constant habit of passing suddenly from these noc- turnal dungeons to the lightest apartment in their houses—a conduct in itself so palpably injurious to the eye-sight, that it is a well-ascertained fact, that even the most constant habitude to such a mode of life does not seem to guard against its ill effects. It is true, that in general we do not perceive any sudden derangement of the sight take place from this procedure; but it is no less true, that its final conse- quences, however unnoticeable at first, will eventually display themselves sooner