A green laser pointer emits light with a wavelength of 550 nm. What is the frequency of this light? - YouTube
Ok, So I Just Got This Laser Pointer From Amazon, Max Output On The Label Being <1000mW With A Wavelength Of 532nm±10, And Is A Class III Laser What The Heck
Laser pointers and quantum mechanics – Labrigger
Solved Light from a green laser pointer has a wavelength of | Chegg.com