AUTHENTIC DISCOUNT DESIGNER SUNGLASSES

Gradient Lenses Sunglasses

sunglasses


spectacles that are darkened or polarized to protect the eyes from the glare of the sun; "he was wearing a pair of mirrored shades"


(sunglass) a convex lens that focuses the rays of the sun; used to start a fire


Glasses tinted to protect the eyes from sunlight or glare


Sunglasses or sun glasses are a form of protective eyewear designed primarily to prevent bright Sun light and high-energy visible light from damaging or discomforting the eyes.

gradient


The degree of steepness of a graph at any point


a graded change in the magnitude of some physical quantity or dimension


In vector calculus, the gradient of a scalar field is a vector field which points in the direction of the greatest rate of increase of the scalar field, and whose magnitude is the greatest rate of change.


the property possessed by a line or surface that departs from the horizontal; "a five-degree gradient"


An inclined part of a road or railway; a slope


The degree of such a slope

lenses


(lens) biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focuses light on the retina


(lens) (metaphor) a channel through which something can be seen or understood; "the writer is the lens through which history can be seen"


An object or device that focuses or otherwise modifies the direction of movement of light, sound, electrons, etc


(lens) genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils


A piece of glass or other transparent substance with curved sides for concentrating or dispersing light rays, used singly (as in a magnifying glass) or with other lenses (as in a telescope)


The light-gathering device of a camera, typically containing a group of compound lenses