substage

[ suhb-steyj ]

/ ˈsʌbˌsteɪdʒ /

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

Adjust the substage mirror so that the light is reflected upward.

The Elements of Bacteriological Technique |John William Henry Eyre
Rick spread a small amount on a slide, switched on the substage light, and put the slide on the stage.

The Blue Ghost Mystery |Harold Leland Goodwin
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

Rick set up his microscope on the kitchen table and plugged in the substage illumination.

The Blue Ghost Mystery |Harold Leland Goodwin

substage

/ (ˈsʌbˌsteɪdʒ) /

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