optical glass


Definition of optical glass

: flint or crown glass of well-defined characteristics used especially for making lenses

Examples of optical glass in a Sentence

Recent Examples on the Web The box is basically a set of prisms made from high-quality optical glass that bend light around any object in the enclosure around which the prisms are arrayed, the researchers describe in a paper posted on the online repository arXiv. Philip Ball, Scientific American, 11 June 2013 The lens ball is made from optical glass and goes through multiple quality checks to ensure your pictures remain flawless. Popular Science, 23 Oct. 2019 By the 1960s, the company was known less for military-grade optical glass than for its aspirational cool, thanks to such models as the Balorama, made famous by Clint Eastwood’s Dirty Harry character. Bloomberg, Fortune, 16 June 2018 New types of optical glass developed for their microscopes also led the company to branch out into telescopes, projectors, binoculars, and photographic lenses. Allain Daigle, The Atlantic, 13 May 2018 The site includes a collection of structures set among gardens — an art gallery, a stage made of optical glass, a simple tea house, several historic gates. Mary Louise Schumacher, Milwaukee Journal Sentinel, 27 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'optical glass.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of optical glass

1797, in the meaning defined above

Learn More About optical glass

Time Traveler for optical glass

Time Traveler

The first known use of optical glass was in 1797

See more words from the same year

Dictionary Entries Near optical glass

optical gage

optical glass

optical haze

See More Nearby Entries 

Statistics for optical glass

Cite this Entry

“Optical glass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optical%20glass. Accessed 8 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for optical glass

optical glass


Medical Definition of optical glass

: flint or crown glass of well-defined characteristics used especially for making lenses


Test Your Vocabulary

Challenging Words You Should Know

  • hedgehog reading a book
  • Often used to describe “the march of time,” what does inexorable mean?
True or False

Test your knowledge - and maybe learn something along the way.

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!