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 ?
This new curved cover glass is surface-treated using the company's proprietary technology, a process that includes chemical strengthening treatment, optical thin-film coating, and surface printing.
Technavio's analysts forecast the global cover glass market to grow at a CAGR of 11.
While the overall cover glass market growth is falling, increasing popularity of the Apple Watch is leading to growth in smart watch cover glass shipments, according to IHS.
While AGC's Dragontrail, a specialty glass for chemical strengthening, is available for use as cover glass of such electronic devices, certain devices such as notebook computers use chemically strengthened glass that is manufactured using thin soda-lime glass.
We ll also be listening for additional clarity on recent comments attributed to CEO Wendell Weeks in a Corning press release indicating that Gorilla sales could reach approximately $1 billion annually by 2011 driven by the TV cover glass application; we currently forecast $315m from Gorilla Glass in 2011.
Vertak bonding technology eliminates the air gap between the reflective surfaces of the cover glass and the LCD and allows for reductions in reflectance and the number of anti-reflective treatments needed.
The ADF is a laminate of seven different layers, including a UV/IR filter, three polarizers, two liquid crystal elements and a cover glass.
The Table, Kitchen, and Houseware fair will cover glass, china ceramics, cutlery, and kitchen items and kitchen equipment, plus more.
Rated for use with up to 20 bar of process gas, the design allows the cover glass to be changed without the use of tools or realigmment of the nozzle tip.
It can be used to label slides with accession numbers, divide slides into grids for multiple specimens, circle specimens for rapid depth-of-field focusing, and dot cover glass to identify points of interest.
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