cover glass

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cov·er glass

a thin glass disc or plate covering an object examined under the microscope.
Synonym(s): coverslip

cover glass

2. A protective sheet of glass for a transparency.


A hard, brittle, amorphous, transparent material composed of silica and various bases.

cover glass


fiber glass

See: fiberglass

fibrous glass


ground glass

Abnormal shadowing seen radiographically. In chest x-ray films, it may indicate interstitial fibrosis of the lung; in abdominal films, it suggests ascites.

leaded glass

Safety glass that contains lead, used in radiology to help protect personnel from x-rays.

photochromic glass

Glass that is manufactured to appear clear until light strikes it. When used in sunglasses, the lens becomes dark and reduces the amount of light transmitted, becoming clear again when no longer exposed to bright light.

polarized glass

Glass treated with a medium that permits the exiting light waves to vibrate in only one direction.

safety glass

A type of laminated glass that meets specific requirements concerning the force necessary to break it and is designed to break without shattering. Its use in automobiles reduces the risk of injury from broken glass.

tempered glass

Glass that has been heat-treated to increase the force required to break it.

ultraviolet transmitting glass

Glass designed to admit ultraviolet radiation through it. It transmits about half of the solar radiation, between the wavelengths of 290 and 320 nm.

vita glass

Window glass containing quartz for transmitting the ultraviolet rays of sunlight.

watch glass

A shallow, saucer-like glass dish, resembling the glass cover widely used to cover the face of a large pocket watch.
References in periodicals archive ?
The technology group SCHOTT is one of the few companies in the world that develops and manufactures ultra-thin glass for cutting-edge features in smartphones of the future, including cover glasses, substrates for flexible OLED displays and wearables, camera systems, novel micro batteries, processors and fingerprint and bio-sensors.
Reagents (with hematoxylin, eosin, balsam and xylene substitute), accessories and supplies (cover glasses etc.) (for 7 years)
brief descriptionFully automated with hematoxylin-eosin vEnrvinguautomaat integrated klaasikatjaga (1 pc)Reagents (with hematoxylin, eosin, balsam and xylene substitute), accessories and supplies (cover glasses etc.) (for 7 years)The warranty period following treatment (6 years).
From cover glasses for large format professional displays in public places to protective glasses for smartphones, tablets and Ultrabooks and even control panels and displays in automobiles, the company offers many different solutions.