Macro Lens - Law Dictionary Search Results
Home Dictionary Name: macro lensmacro lens
a camera lens designed to focus at short distances so as to achieve photographic magnifications of objects larger than with standard lenses...
Fresnel lens
See under Lens...
Camera obscura
An apparatus in which the images of external objects formed by a convex lens or a concave mirror are thrown on a paper or other white surface placed in the focus of the lens or mirror within a darkened chamber or box so that the outlines may be traced...
Iris diaphragm
An adjustable diaphragm reminiscent of the iris of the eye in its action by which the diameter of an approximately circular opening may be controlled as for regulating the aperture of a lens it consists of a number of movable thin curved plates fastened at regular intervals around the inside of a ring the positions of which are simultaneously adjusted by a single knob on the outside of the lens It is used in cameras and microscopes...
Lentoid
Having the form of a lens lens shaped...
Oroheliograph
A camera for obtaining a circular panoramic view of the horizon The photographic plate is placed horizontally with a vertical lens above A mirror of peculiar shape reflects light from the entire horizon to the lens by means of which it is focused upon the plate...
Plano concave
Plane or flat on one side and concave on the other as a plano concave lens See Lens...
Plano convex
Plane or flat on one side and convex on the other as a plano convex lens See Convex and Lens...
macro
a single computer instruction which symbolizes and is converted at the time of program execution or by a compiler into a series of instructions in the same computer language...
Macro chemistry
The science which treats of the chemical properties actions or relations of substances in quantity distinguished from micro chemistry...
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