20410077 - OTTICA GEOMETRICA

Understand the physical principles underlying the laws of geometrical optics. Knowing how to use the laws of geometrical optics for the study of centered optical systems. Knowing the limits of the geometrical optics approximation and some phenomenological aspects of wave optics.
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Programme


ELECTROMAGNETIC WAVES: SINUSOIDAL WAVES AND FOURIER'S THEOREM, THE ELECTROMAGNETIC SPECTRUM; PROPAGATION OF ELECTROMAGNETIC WAVES; LIGTH SPEED; ENERGY TRANSPORTED BY AN E.M. WAVE; RAYS AND WAVE FRONTS; OPTICAL PATH AND FERMAT'S PRINCIPLE.
GEOMETRICAL OPTICS: REFLECTION AND REFRACTION, SNELL LAWS; TOTAL REFLECTION; DISPERSION AND OPTICAL PRISM.
OPTICAL SYSTEMS: CONCEPT OF SOURCE AND IMAGE; GAUSS APPROXIMATION; VERGENCE OF LIGHT AND OPTICAL POWER; FOCAL POINTS AND FOCAL DISTANCE; EQUATION OF THE CONIUGATED POINTS; TRANSVERSE, AXIAL AND ANGULAR MAGNIFICATION; GRAPHICAL CONSTRUCTION OF THE IMAGE.
EQUATIONS AND DETERMINATION OF THE IMAGE FORMED BY: PLANE AND SPHERICAL MIRRORS; SPHERICAL DIOPTERS; THIN LENSES.
THICK LENSES AND SYSTEMS OF LENSES: GULLSTRAND FORMULA; NOMINAL, EFFECTIVE AND FRONT POWERS; CARDINAL POINTS; STEP ALONG METHOD; PRINCIPAL PLANES AN EQUIVALENT EQUATIONS OF GAUSS AND NEWTON.
OPTICAL INSTRUMENTS: MAGNIFYING LENS; TELESCOPE; MICROSCOPE.
OPTICAL ABERRATIONS: CHROMATIC ABERRATION; SPHERICAL ABERRATION; COMA; ASTIGMATISM, CURVATURE OF THE FIELD OF THE IMAGE; DISTORTION; DIFFRACTION EFFECT ON THE IMAGE; RESOLVING POWER OF A SLIT; AIRY DISK.




Core Documentation

WALKER J.S., FONDAMENTI DI FISICA, ED. ZANICHELLI
NOTES OF THE COURSE





Type of delivery of the course

Lectures and exercises

Type of evaluation

Exercises and oral exam on the whole program