Concave/Convex-lens and mirrors

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SUMMARY

The discussion centers on the properties of concave and convex lenses and mirrors, specifically their focal lengths and image characteristics. Convex lenses are converging with a positive focal length, while concave lenses are diverging with a negative focal length. For mirrors, convex mirrors diverge with a negative focal length, and concave mirrors converge with a positive focal length. Additional insights include the nature of images formed at various object distances, such as magnification and orientation.

PREREQUISITES
  • Understanding of optical principles, specifically lens and mirror behavior.
  • Familiarity with focal length concepts in optics.
  • Knowledge of image characteristics (real vs. virtual, magnified vs. diminished).
  • Basic experimental skills for conducting optics experiments.
NEXT STEPS
  • Research the nature of images formed by lenses using ray diagrams.
  • Learn about the lens maker's equation for calculating focal lengths.
  • Explore practical experiments to observe image formation with lenses and mirrors.
  • Investigate the applications of concave and convex mirrors in real-world scenarios.
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Students studying physics, educators teaching optics, and anyone interested in understanding the fundamental principles of lenses and mirrors.

physics_06er
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Hi there

Just wondering if someone is able to check my 'table' I made up...

Lens:
Convex lens are converging and focal length (f)=(+ve)
Concave lens are diverging and f=(-ve)

Mirrors:
Convex mirrors are diverging and f=(-ve)
Concave mirrors are converging and f=(+ve)

Is this right
Thanks
biology_06er
 
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If that's all the information you are needing to give then yes your table is all good.
 
Some other useful information that you might want to tabulate along with this is the nature of the images formed when an object is at particular distances...

e.g. Nature of the image when:
1. Object is greater than 2*f away,
2. at a distance of 2*f,
3. between 2*f and f,
4. less than f away.

When I say nature of image, I mean is it:
1. magnified or diminished,
2. upright or inverted (upside down),
3. virtual or real?


There are some very simple experiments that you can do to get this data.
 

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