Are there mirrors/panels capable of reflecting designated color wavelengths?

  • Context: Undergrad 
  • Thread starter Thread starter ncnc85
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    Color Wavelengths
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Discussion Overview

The discussion revolves around the possibility of creating mirrors or panels that can reflect only designated color wavelengths from the light spectrum. Participants explore various methods and materials that might achieve this selective reflection.

Discussion Character

  • Exploratory, Technical explanation, Conceptual clarification

Main Points Raised

  • One participant questions whether mirroring can be modified to reflect specific wavelengths and seeks advice on the topic.
  • Another participant suggests that dichroic filters can be used to reflect certain wavelengths, explaining that these filters utilize layers of dielectrics.
  • A third participant acknowledges the suggestion and expresses intent to research further.
  • A different participant introduces the idea of using paint and inquires about the desired narrowness of the spectrum.

Areas of Agreement / Disagreement

There is no consensus on the methods available for achieving selective wavelength reflection, as participants propose different approaches and materials.

Contextual Notes

The discussion does not clarify the specific requirements for the wavelength selection or the practical applications of the proposed solutions.

ncnc85
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I was thinking today about whether or not mirroring could be altered to reflect only certain wavelengths of the spectrum? I couldn't think of specified way to do such a thing, thought maybe some more adapted minds could lend some advice. Thanks for any help on the topic.
 
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ncnc85 said:
I was thinking today about whether or not mirroring could be altered to reflect only certain wavelengths of the spectrum? I couldn't think of specified way to do such a thing, thought maybe some more adapted minds could lend some advice. Thanks for any help on the topic.

Yes. These are called dichroic filters, which transmit or reflect certain wavelengths by using layers of dielectrics. Look it up.
 
Will do. Thanks for the direction.
 
Paint? How narrow a spectrum do you want?
 

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