Lasers drift with temperature? (Patreon)

Lasers drift with temperature?

Do common laser pointers drift in color/wavelength with temperature? In this video I freeze and cook three lasers to find out... This video is sponsored by: https://www.curiositystream.com/brainiac75 Promo code for a free month: brainiac75 Video with setup and calculation of wavelength: https://youtu.be/i9WS7Jo2TAY Video using a CD-R as a diffraction grating: https://youtu.be/ZUszmEDm3FU Video about infrared in green lasers: https://youtu.be/iR1Ku5dnbH8 My Patreon-page: https://www.patreon.com/Brainiac75 Did you miss one of my videos?: https://www.youtube.com/user/brainiac75/videos FULL MUSIC CREDITS Time codes: 0:00 + 5:12 + 9:19 Hiding Your Reality by Kevin MacLeod (incompetech.com) ISRC: USUAN1700081 Time codes: 0:35 + 2:37 + 6:25 Lightless Dawn by Kevin MacLeod (incompetech.com) ISRC: USUAN1100655 Time code: 2:31 Monkeys Spinning Monkeys by Kevin MacLeod (incompetech.com) ISRC: USUAN1400011 Time codes: 2:44 + 8:28 Fluidscape by Kevin MacLeod (incompetech.com) ISRC: USUAN1100393 Time code: 7:24 Clear Waters by Kevin MacLeod (incompetech.com) ISRC: USUAN1100290 All music above licensed under Creative Commons: By Attribution 3.0 License http://creativecommons.org/licenses/by/3.0/ Time code: 8:45 Mix of two tracks: 1) The Shimmering by fran_ky (freesound.org/s/237363) Licensed under Creative Commons 0 license 2) Spacial Harvest by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License http://creativecommons.org/licenses/by/3.0/ ISRC: USUAN1100653 #FreezingLasers #CookingLasers #Brainiac75