Image formation by convex lens

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Discussion Overview

The discussion revolves around the effects of looking at a distant object through a convex lens. Participants explore various aspects of lens positioning and the implications of using a convex lens for viewing distant objects, including safety considerations.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested

Main Points Raised

  • Some participants suggest that looking through a convex lens at a distant object will not result in any disastrous outcomes, but caution against using the sun as the object of focus.
  • One participant emphasizes that the outcome depends significantly on the positioning of the lens relative to the eye and the object being viewed.
  • Links to external resources are provided to illustrate various cases of object and lens positioning, although the accessibility of these links is questioned by multiple participants.
  • Several participants report issues with accessing one of the provided links, indicating that it has been blocked by network administrators, raising concerns about the reliability of the source.

Areas of Agreement / Disagreement

Participants generally agree that looking through a convex lens at a distant object is safe, with the exception of the sun. However, there is disagreement regarding the accessibility of external resources, as some participants can access the links while others cannot.

Contextual Notes

Limitations include the dependence on the positioning of the lens and the viewer, as well as the unresolved issue of link accessibility affecting the discussion.

Shrish
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What will happen if look at(or in the direction of) a distant object through a convex lens?
 
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Nothing disastrous will happen, so why not give it a try ?

However, do not -- repeat do not -- use the sun as your distant object !In case you had expected some other kind of answer: what is it you want to know / are cusrious about ?
 
Shrish said:
What will happen if look at(or in the direction of) a distant object through a convex lens?
It depends very much upon where you hold the lens with respect to your eye and the object.
Look at this link, this link or this link to find the various cases of object and lens position. If you can follow the last (excellent video) link through to the end you will understand the whole thing, I think.
 
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Likes   Reactions: BvU
Something fishy with the second link:
This site has been blocked by the network administrator.
Block reason: Gateway GEO-IP Filter Alert
 
BvU said:
Something fishy with the second link:
This site has been blocked by the network administrator.
Block reason: Gateway GEO-IP Filter Alert
Strange. It works fine for me and it's a dot org site. The link is http://www.leydenscience.org/physics/electmag/raylens.html. Try it manually.
 
BvU said:
Something fishy with the second link:
This site has been blocked by the network administrator.
Block reason: Gateway GEO-IP Filter Alert

sophiecentaur said:
Strange. It works fine for me and it's a dot org site. The link is http://www.leydenscience.org/physics/electmag/raylens.html. Try it manually.

The company network system, where I work, also blocks it with the same warning
 

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