Is Invisibility Through Light Manipulation Possible?

  • Thread starter Thread starter Ishop
  • Start date Start date
  • Tags Tags
    Work
Click For Summary
SUMMARY

The discussion centers on the feasibility of bending light to achieve invisibility, specifically through light manipulation techniques. Participants explore the concept of light distortion, using the example of a finger obstructing a view, and question whether advanced technology could bend light sufficiently to render objects invisible. While some suggest that extreme light bending may be theoretically possible, practical applications are deemed unlikely, as alternatives like physical movement around obstacles are more effective.

PREREQUISITES
  • Understanding of optical physics and light behavior
  • Familiarity with light manipulation technologies
  • Knowledge of basic principles of refraction and reflection
  • Awareness of current advancements in photonics
NEXT STEPS
  • Research advancements in metamaterials for light bending
  • Explore the principles of cloaking devices and their applications
  • Investigate the role of photonics in modern technology
  • Learn about the limitations of current optical technologies
USEFUL FOR

Physicists, optical engineers, technology enthusiasts, and anyone interested in the theoretical and practical aspects of light manipulation and invisibility technologies.

Ishop
is the idea of bending light so percisely possible? It's weird but if you put your finger about 6 inches from your eye and close the other eye...focus on something byond the finger, you will see the image distort a little at the edge of your finger because the light is slightly bending around your finger (and around every edge). So is it possible to bend the light further so that you see right through the finger? If so what sort of technology would you think we would use? Is there something we know of that bends light even more extremely because of its properties?
 
Computer science news on Phys.org
A mirror allows you to see the stuff that your finger is blocking

More seriously though, the light that is bent completely around ur finger would be distorted just as the light is distorted that is slightly bent.

I think your question was implying bending light to extremes, such as around buildings and such. This seems unlikely, I might be wrong, but any practicle use seems likely to be outweighed by the alternative, i.e. walking around the building.
 

Similar threads

High School Why Does Light Bend Around Your Finger?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Is this another "paradox" or a veritasium mistake?
  • · Replies 28 ·
Replies
28
Views
3K
Undergrad Fringes observed between the fingers
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Is there a stretching of the light curves of supernovae 1a?
  • · Replies 5 ·
Replies
5
Views
4K
High School Let me ask a thing about the Speed of Light
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Light waves through polarizers: transverse or longitudinal?
  • · Replies 17 ·
Replies
17
Views
3K
Help, can't visualize a fantasy worldbuilding mechanic
  • · Replies 1 ·
Replies
1
Views
3K
High School Is it possible to see the history of space if it expands faster than light?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad How is IR ink able to be seen with specialized filters?
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad How different is a calcite crystal from a polarizer?
  • · Replies 3 ·
Replies
3
Views
3K