What is the difference between concave and convex lens? { i want an answer for 5 marks}
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convex lenses_
Thinner at edges and thicker at middle
Real focus/Virtual focus
image may be real/vitual, enlarged/diminished/same size as the object
used in telescopes and reading glasses
Concave Lenses_
thinner at middle and thicker at edges
Virtual focus
Image formed is always diminished
Virtual image
Used in spectacles to see distant objects.
Thinner at edges and thicker at middle
Real focus/Virtual focus
image may be real/vitual, enlarged/diminished/same size as the object
used in telescopes and reading glasses
Concave Lenses_
thinner at middle and thicker at edges
Virtual focus
Image formed is always diminished
Virtual image
Used in spectacles to see distant objects.
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