Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of lenses is as below...

Stop :: Stop (n.) The diaphragm used in optical instruments to cut off the marginal portions of a beam of light passing through lenses.

Camera Obscura :: Camera obscura () An apparatus in which the image of an external object or objects is, by means of lenses, thrown upon a sensitized plate or surface placed at the back of an extensible darkened box or chamber variously modified; -- commonly called simply the camera..

Holophote :: Holophote (n.) A lamp with lenses or reflectors to collect the rays of light and throw them in a given direction; -- used in lighthouses.

Eyepiece :: Eyepiece (n.) The lens, or combination of lenses, at the eye end of a telescope or other optical instrument, through which the image formed by the mirror or object glass is viewed..

Aphakia :: Aphakia (n.) An anomalous state of refraction caused by the absence of the crystalline lens, as after operations for cataract. The remedy is the use of powerful convex lenses..

Cosmorama :: Cosmorama (n.) An exhibition in which a series of views in various parts of the world is seen reflected by mirrors through a series of lenses, with such illumination, etc., as will make the views most closely represent reality..

Spectacle :: Spectacle (n.) An optical instrument consisting of two lenses set in a light frame, and worn to assist sight, to obviate some defect in the organs of vision, or to shield the eyes from bright light..

Glass :: Glass (v. t.) A hard, brittle, translucent, and commonly transparent substance, white or colored, having a conchoidal fracture, and made by fusing together sand or silica with lime, potash, soda, or lead oxide. It is used for window panes and mirrors, for articles of table and culinary use, for lenses, and various articles of ornament..

Bruiser :: Bruiser (n.) A concave tool used in grinding lenses or the speculums of telescopes.

Periscope :: Periscope (n.) an optical instrument of tubular shape containing an arrangement of lenses and mirrors (or prisms), allowing a person to observe a field of view otherwise obstructed, as beyond an obstructing object or (as in submarines) above the surface of the water..

Runner :: Runner (n.) A tool on which lenses are fastened in a group, for polishing or grinding..

Spherometer :: Spherometer (n.) An instrument for measuring the curvature of spherical surface, as of lenses for telescope, etc..

Stereoplasm :: Stereomonoscope (n.) An instrument with two lenses, by which an image of a single picture projected upon a screen of ground glass is made to present an appearance of relief, and may be viewed by several persons at once..

Astigmatic :: Astigmatic (a.) Affected with, or pertaining to, astigmatism; as, astigmatic eyes; also, remedying astigmatism; as, astigmatic lenses..

Magnify :: Magnify (v. i.) To have the power of causing objects to appear larger than they really are; to increase the apparent dimensions of objects; as, some lenses magnify but little..

Ghost :: Ghost (n.) A false image formed in a telescope by reflection from the surfaces of one or more lenses.

Altiscope :: Altiscope (n.) An arrangement of lenses and mirrors which enables a person to see an object in spite of intervening objects.

Lenses :: Lenses (pl. ) of Len.

Microscope :: Microscope (n.) An optical instrument, consisting of a lens, or combination of lenses, for making an enlarged image of an object which is too minute to be viewed by the naked eye..

Scioptics :: Scioptics (n.) The art or process of exhibiting luminous images, especially those of external objects, in a darkened room, by arrangements of lenses or mirrors..

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