An apparatus where the images of exterior objects formed by a convex lens or a concave mirror are tossed on a paper or other white surface positioned in the focus of lens or mirror within a darkened chamber or package so your outlines could be traced
- a darkened enclosure by which pictures of outside objects are projected through a small aperture or lens onto a facing surface
- An apparatus in which the images of external things, created by a convex lens or a concave mirror, tend to be tossed on a paper or various other white surface put into the main focus for the lens or mirror within a darkened chamber, or package, so that the outlines might be tracked.
- An apparatus where the image of an external item or things is, by way of lenses, thrown upon a sensitized dish or surface placed behind an extensible darkened field or chamber variously altered; -- commonly known as essentially the camera.
1725, "a darkened area;" c.1730, "a tool for project pictures;" see camera.
We now come to Giovanni Battista della Porta, whose account of the camera obscura in the first edition of the Magia Naturalis, in four books (1558, lib.