substage

[suhb-steyj]

noun

the component part of a microscope below the stage, for supporting a condenser, mirror, or other accessories.

Origin of substage

First recorded in 1855–60; sub- + stage

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for substage

Historical Examples of substage

It is held in a spring-sleeve and the substage can be raised and lowered by lateral screw, or may be swung to one side.
Microscopes and Accessory Apparatus
Ernst Leitz
The shape of the aperture is a not unimportant point; it should be square to allow of free movement over the substage condenser.
The Elements of Bacteriological Technique
John William Henry Eyre
If it no longer occupies the centre of the field, alter the angle of the substage mirror until it does.
The Elements of Bacteriological Technique
John William Henry Eyre
Remove the substage condenser and replace it by the dark ground condenser.
The Elements of Bacteriological Technique
John William Henry Eyre
Once she turned the substage mirror a bit to catch direct the light streaming in the window.
Sense of Obligation
Henry Maxwell Dempsey (AKA Harry Harrison)

British Dictionary definitions for substage

substage

noun

the part of a microscope below the stage, usually consisting of an adjustable assembly holding a condenser lens for illuminating the specimen

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