Words nearby Fraunhofer
How to use Fraunhofer in a sentence
Two experiments with a spectroscope will help to make clear the meaning of the Fraunhofer lines.
These are called Fraunhofer lines, to honor the German scientist who in 1814 first accurately determined their position.
No part of the equatorial mounting is shown in the figure, as it resembles in every respect the usual Fraunhofer mounting.
Fraunhofer, however, did not execute this wish, on the ground that the mechanical difficulties were too great.
The four long-neglected small heliometers made by Fraunhofer were brought into requisition.