It can sent information in high speed so you can share data in long distance and do many thing in different place, like mission on a far away place
recieve a complain and description and feedback to keep progressing our equipment.
use the information for analysis our project.
there is no issue to solute . but if there is a problem we will always find a way to complete it .
https://www.youtube.com/watch?v=kZZ8SXhfsaw
https://steemit.com/steemstem/@samest/laser-communication-system-full-design-explanation-23c4fb4ae227b
https://www.nasa.gov/lasercomms