Image: Simple spectroscope
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Description: A very basic spectroscope made from a slit in cardboard and a prism. Even a simple instrument like this reveals a clear difference in the visible spectrum of an incandescent lamp and an arc-discharge–based low-energy-consumption lamp.
Title: Simple spectroscope
Credit: Own work
Author: Timwether
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes
Image usage
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