Hecht optics: Request for screenshot of this figure please

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SUMMARY

The forum discussion revolves around a request for a screenshot of Figure 5.4 d) from "Optics" by Eugene Hecht, specifically on page 153. The figure illustrates how converging rays convert to a plane wave upon hitting the boundary between two media with different refractive indices (n2 and n1). Participants discuss copyright implications, particularly the Fair Use doctrine, which allows limited reproduction of copyrighted material for commentary or educational purposes, provided proper attribution is given.

PREREQUISITES
  • Understanding of basic optics concepts, specifically wave behavior at media boundaries.
  • Familiarity with copyright laws, particularly Fair Use principles.
  • Knowledge of the book "Optics" by Eugene Hecht and its relevant figures.
  • Basic skills in image capturing and sharing online.
NEXT STEPS
  • Research the Fair Use doctrine in copyright law to understand its applications in educational contexts.
  • Study the principles of wave optics, focusing on wavefronts and refraction.
  • Explore techniques for capturing and sharing images effectively, including smartphone photography tips.
  • Review the content of "Optics" by Eugene Hecht, particularly the sections related to wave behavior and media transitions.
USEFUL FOR

Students studying optics, educators discussing copyright in academic settings, and anyone interested in the ethical sharing of educational resources.

e101101
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Homework Statement
need figure to solve problem.
Relevant Equations
none
Can someone simply screenshot this figure and send to me: Consider Figure 5.4 d) on page 153 of Hecht. As shown, converging rays that are headed toward the point F convert to a plane wave upon hitting the boundary between n2 and n1.
 
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I could. It took me 4 minutes to find it. About 10$ at my current hourly rate. If you can explain why you want to let me steal this instead of infringing on his copyright yourself, I might be inclined to oblige...
 
e101101 said:
Homework Statement: need figure to solve problem.
Homework Equations: none

Can someone simply screenshot this figure and send to me: Consider Figure 5.4 d) on page 153 of Hecht. As shown, converging rays that are headed toward the point F convert to a plane wave upon hitting the boundary between n2 and n1.
Can't you just a (good quality) picture with your phone and attach that picture as a file in your post?
 
My phone can only phone ... looks like a nokia 105 but is at least twelve years old.
But thats's not the point.
I was referring to
1572361097189.png


And the apparent 'passive attitude' of the OP ...
 
Under "Fair Use" laws for copyrights, a very limited portion of a copyrighted work can be quoted or reproduced for the purpose of commenting on it or asking questions about it. Attribution needs to be included along with a link or citation to the original copyrighted work. As long as the OP includes a link or citation of the book and section with his post of the picture, that should qualify as Fair Use, IMO.

https://fairuse.stanford.edu/overview/fair-use/what-is-fair-use/
BvU said:
My phone can only phone
LOL :smile:
 
Now all we need to know is why PF have to do the work instead of the OP ...
 
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