Artificial Light eBook

Matthew Luckiesh
This eBook from the Gutenberg Project consists of approximately 330 pages of information about Artificial Light.

Artificial Light eBook

Matthew Luckiesh
This eBook from the Gutenberg Project consists of approximately 330 pages of information about Artificial Light.

The sleeping-room, which commonly is also a dressing-room, often exhibits the errors of a lack of foresight in lighting.  In most rooms of this character there is one best arrangement of furniture and if this is determined it is easy to ascertain where the windows and outlets should be located.  The windows may usually be arranged for twin beds as well as for a single one with obvious advantages of flexibility in arrangement.  With the position of the bureau determined it is easy to locate outlets for two wall brackets, one on each side, about sixty-six inches above the floor and about five feet apart.  When the brackets are equipped with dense upright shades, the figure before the mirror is well illuminated without glare and sufficient light reaches the ceiling to illuminate the whole room.

A baseboard outlet should be available for small portable lamps which may be used upon the bureau or for electric heating devices.  The same is true for the dressing-table; indeed, two small decorative lamps on the table serve better than high wall brackets owing to the fact that the user is seated.  A baseboard outlet near the head of the bed or between the beds is convenient for a reading-lamp and for other purposes.  An outlet in the center of the ceiling controlled by a convenient switch may be installed on building, as insurance against future needs or desires.  But a single lighting-unit in the center of the ceiling does not serve adequately the needs at the bureau and dressing-table.  In fact, two wall brackets properly located with respect to the bureau afford a lighting much superior for all purposes in the bedroom to that produced by a ceiling fixture.

In the bath-room the principal problem is to illuminate the person, especially the face, before the mirror.  Many mistakes are made at this point, despite the simplicity of the solution.  In order to see the image of an object in a mirror, the object must be illuminated.  It is best to do this in a straightforward manner by means of a small lighting-unit on each side of the mirror at a height of five feet.  Both sides of the face will be well illuminated and the light-sources are low enough to eliminate objectionable shadows.  The units may be merely pull-chain sockets containing frosted or opal lamps.  A center bracket or a single unit suspended from the ceiling is not as satisfactory as the two brackets.  These afford enough light for the entire bath-room.  A baseboard or wall outlet is convenient for connecting a heater, curling-iron, and other electrically heated devices.

The sewing-room, which in the middle-class home is usually a small room, is sometimes used as a bedroom.  A ceiling fixture will supply adequate general lighting, but a baseboard outlet should be available for a short floor lamp or a table lamp for sewing purposes.  An intense local light is necessary for this occupation, which severely taxes the eyes.  A so-called daylight lamp serves very well in this case.

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Project Gutenberg
Artificial Light from Project Gutenberg. Public domain.