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Ray optics

[9/17, 08:52] Dr. Harish Ravi: How does a 5x binocular make 10 km to 2 km to see?

[9/17, 08:53] Dr. Harish Ravi: The mistake is just looking at ray along principal perpendicular axis and not small angles around it .

[9/17, 09:04] Dr. Harish Ravi: So should such a person just wear spectacles to keep doing some optics experiment?

[9/17, 09:06] Dr. Harish Ravi: I was happier with .75 spectacles...

 
 
 

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