Contents
Lenses
Matching Quiz
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Formed by the actual intersection of light rays
Convex
Real image
Concave
Virtual image
1÷f
v÷u
Telescope
Peephole in door
Formed by the apparent intersection of light rays
Convex
Real image
Concave
Virtual image
1÷f
v÷u
Telescope
Peephole in door
Lens that bulges at the centre
Convex
Real image
Concave
Virtual image
1÷f
v÷u
Telescope
Peephole in door
Lens that narrows at the centre
Convex
Real image
Concave
Virtual image
1÷f
v÷u
Telescope
Peephole in door
Magnification formula for lens
Convex
Real image
Concave
Virtual image
1÷f
v÷u
Telescope
Peephole in door
Use of convex lenses
Convex
Real image
Concave
Virtual image
1÷f
v÷u
Telescope
Peephole in door
Use of concave lens
Convex
Real image
Concave
Virtual image
1÷f
v÷u
Telescope
Peephole in door
Power formula for a lens
Convex
Real image
Concave
Virtual image
1÷f
v÷u
Telescope
Peephole in door
Check
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Contents