Match each pair by dragging from right to left.

When finished, select the**Check** button.

When finished, select the

1 ÷ f

1/u + 1/v = 1/f

P_{1} + P_{2}

v ÷ u

Has a positive focal length

Has a negative focal length

Power formula for a lens

Optics formula

Power of two lenses in contact

Magnification formula for lens

Converging/convex lens

Diverging/concave lens