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Refraction

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Achromatic prisms and lenses Composite block Fibre optics Invisibility machine Lens formula Lens makers' formula Lenses (thin) Lenses and waves

Lenses graphs Lenses focal length measurement Lenses introduction Lenses (two thin) Prisms Rainbow Refraction Refraction and change of speed

Refraction wave fronts Refractive index measurement Spherical surfaces Swimming pool Total internal reflection Total internal reflection wave fronts

Problems

Fibre optics Geometrical opics refraction

Refraction Refraction 2

Experiments

Absorption of light by glass Defects of lenses

Focal length of a lens Focal length - Boys method

Magnification of a lens Refractive index measurement

© Keith Gibbs 2010