How does the power of a laser beam depend on one's distance from the source? Does it obey the inverse square law? - Quora
Transforming a green laser pointer in a self-mixing interferometer capable of submicrometer vibration sensing
![450nm Super Bright Blue\red\green Laser Pointers High Power Flashlight Combustion Lgnition / Cutting /Irradiate 600000m Laser Pen Bluerd Light Cigarrete Blow Solder Laser Laser Set | Wish 450nm Super Bright Blue\red\green Laser Pointers High Power Flashlight Combustion Lgnition / Cutting /Irradiate 600000m Laser Pen Bluerd Light Cigarrete Blow Solder Laser Laser Set | Wish](https://canary.contestimg.wish.com/api/webimage/5f30e57a33cb11003b814580-large.jpg?cache_buster=c4dc5a843c705b25a41d482729fffad4)
450nm Super Bright Blue\red\green Laser Pointers High Power Flashlight Combustion Lgnition / Cutting /Irradiate 600000m Laser Pen Bluerd Light Cigarrete Blow Solder Laser Laser Set | Wish
![PDF] Interacting at a distance: measuring the performance of laser pointers and other devices | Semantic Scholar PDF] Interacting at a distance: measuring the performance of laser pointers and other devices | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/3222d3f94c85af1397f18041853c3985a2467e49/4-Table1-1.png)
PDF] Interacting at a distance: measuring the performance of laser pointers and other devices | Semantic Scholar
![a) Laser beam profile at different focal distance and (b) laser beam... | Download Scientific Diagram a) Laser beam profile at different focal distance and (b) laser beam... | Download Scientific Diagram](https://www.researchgate.net/profile/Fatemeh-Mirakhorli/publication/341651653/figure/fig1/AS:895470096355334@1590508116409/a-Laser-beam-profile-at-different-focal-distance-and-b-laser-beam-intensity_Q640.jpg)
a) Laser beam profile at different focal distance and (b) laser beam... | Download Scientific Diagram
![PDF] A Distance Measurement System Using a Laser Pointer and a Monocular Vision Sensor | Semantic Scholar PDF] A Distance Measurement System Using a Laser Pointer and a Monocular Vision Sensor | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/c73aba4bcbd4ff9172143208ad4aba9d1e62f910/6-Figure11-1.png)
PDF] A Distance Measurement System Using a Laser Pointer and a Monocular Vision Sensor | Semantic Scholar
![Spatial distribution of the laser power at the focal point along the... | Download Scientific Diagram Spatial distribution of the laser power at the focal point along the... | Download Scientific Diagram](https://www.researchgate.net/profile/Denis-Andrault/publication/44158517/figure/fig3/AS:394238127820820@1471005102736/Spatial-distribution-of-the-laser-power-at-the-focal-point-along-the-vertical-axis-and.png)
Spatial distribution of the laser power at the focal point along the... | Download Scientific Diagram
![Doosl DSIT032 2.4GHz Wireless Presenter PowerPoint Clicker Representation Remote Control Green Laser Pointer, Control Distance: 100m | Alexnld.com Doosl DSIT032 2.4GHz Wireless Presenter PowerPoint Clicker Representation Remote Control Green Laser Pointer, Control Distance: 100m | Alexnld.com](https://alexnld.com/wp-content/uploads/2018/02/PRC2221_9.jpg)