Gas: The New Frontier of Laser Optics

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    Gas Laser Optics
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Discussion Overview

The discussion revolves around the role of gas in laser optics, specifically questioning whether gas can function similarly to filters in optics and lasers. Participants explore the implications of this analogy and seek clarification on the original question's intent.

Discussion Character

  • Debate/contested

Main Points Raised

  • One participant asserts that gas cannot serve the same function as filters in optics, prompting a request for clarification on the original question.
  • Another participant suggests that the analogy may refer to gas lenses, citing a specific study on the effect of gas thermal lenses in laser resonators.
  • A different participant introduces the concept of gas filters, questioning the relationship between gas filters and lasers compared to traditional filters in optics.
  • There is mention of the context of electrical engineering, which adds complexity to understanding the intended relationship between gas and laser optics.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the analogy between gas and filters, with multiple competing views and interpretations remaining unresolved.

Contextual Notes

The discussion highlights the need for clearer definitions and assumptions regarding the roles of gas and filters in the context of laser optics.

Jake Platt
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What filters are to optics, could gas be to a laser?
 
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Short answer: no.

But I think you need to say what you mean.
i.e. lasers are part of the field of optics ... so what filters are to optics, filters are also to lasers.
 
Simon Bridge is exactly right...you must explain your question in greater detail if you expect reasonable answers and comments.

You may (I am only guessing) mean this kind of gas lens:

“Effect of gas thermal lens in laser resonator on beam mode of high-power CO2 laser”
http://adsabs.harvard.edu/abs/2002SPIE.4914..102W
 
That and there are gas filters too.
http://www.sciencedirect.com/science/article/pii/096016869190103E
... but I don't see if this fliter is to the laser what some generic "filter" is to "optics".

Then of course, photographers often talk about "lens filters".

... and the question is asked in the context of "electrical engineering" - leaving a real puzzle as to what sort of relationship is in mind.
 

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