Exstrom Laboratories LLC
December 14, 2020 ―- Archive
License: Creative Commons Attribution 4.0 International License.
Here is part of the spectrum of sunlight, as found on the floor of our house, caused by a diffraction grating taped to our window. A hand is shown for scale.
Equipment used: Canon EOS Rebel T5i with a standard zoom lens (EF-S 18-55 mm).
Richard Hollos and