an apparatus, as a special table or rigid beam, for the precise positioning of light sources, screens, and optical instruments used for optical and photometric studies, having a ruled bar to which these devices can be attached and along which they can be readily adjusted.
Our Favorite Viral Optical Illusions ExplainedRead more in this article about some frequently asked questions and fun facts related to our definitions.
Allusion vs. IllusionThe similar spellings and pronunciations of allusion and illusion can cause even seasoned writers to second-guess their choice of words. Today we will examine and clarify the differences between these two terms. An allusion is a reference, direct or implied, to something or someone. Allusions are often found in books, songs, TV shows, and movies. For instance, the title of Aldous Huxley’s classic novel Brave …
Origin of optical bench
First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for optical bench
an apparatus fitted for experimentation in optics, typically consisting of a table and an adjustable arrangement of light source, lenses, prisms, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012