Image: Helium spectra
Helium_spectra.jpg (783 × 63 pixels, file size: 3 KB, MIME type: image/jpeg)
Description: Helium spectra using a 600lpm diffraction grating.
Title: Helium spectra
Credit: Own work (Original text: I (teravolt (talk)) created this work entirely by myself.)
Author: (teravolt (talk))
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
Image usage
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