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Science & Physics
Thin Lens & Mirror

Thin Lens & Mirror

Image distance, magnification, and ray diagram

calcu.lol

Made with math and love

Optical element

Focal length (f) (cm)

f > 0 converging (convex lens / concave mirror), f < 0 diverging.

Object distance (dₒ) (cm)

Object height (hₒ, optional) (cm)

1/f = 1/dₒ + 1/dᵢ | m = −dᵢ/dₒ

Image distance (dᵢ)

15 cm

Magnification (m)

-0.5×

Image height (hᵢ)

-2 cm

Element

Converging

Image type

Real

Orientation

Inverted

Size

Reduced