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وحدات7 عملي3+ نظري3 : عدد الساعات عدد الساعات مفردات المادة CH 13 البصريات: المادة LIGHTRAYS Concept of a ray of light, laws of reflection and refraction, graphical construction for reflection, principle of Reversibility, Fermat’s principle, problems. CH 23 PROPAGATION OF LIGHT Wave front and ray, Huygen’s principle, Index of refraction, the electromagnetic spectrum, problems. CH 3- SPHERICAL SURFACES Focal points and Focal lengths, Image formation, virtual Images, 4 conjugate points and planes, signs convention, The parallel-ray method, oblique-ray method, Magnification Reduced vergence, Gaussian Formula. Problems. CH 4- THIN LENSES Focal points and lengths, Formation of the Image, Conjugate 8 points and planes, The parallel- ray and oblique-ray methods, lens Formula, Lateral Magnification, Virtual Image, Lens Maker’s equation, The power of a thin lens, Derivation of the lens Maker’s formula. CH 58 Thick LENSES Tow Spherical Surfaces, Focal points and principal points, General Thick-lens Formulas, problem. CH 67 SPHERICAL MIRRORS Focal point and length, Graphical constructions, Mirror formulas, power of Mirrors, Thick mirrors, Thick mirrors Formulas, other Thick mirrors, problems. 8 CH 7- ABERRION Spherical aberration of a lens, spherical aberration of mirrors. Coma, Astigmatism, curvature of Field, Kind of aberration. CH 88 OPTICAL INSTRUMENTS The eye, Defect of vision, spectacle, The simple microscope, magnifier, Refracting telescope, Normal magnification, The reflecting telescope, camera, problems. CH 9- INTERFERENCE Young’s EXP. Interference Fringes from double source, Intensity 8 distribution, Fresnel’s Biprism, Division of Amplitude, Michelson’s Interferometer, circular Fringes, visibility of Fringes, Twyman and Green Interferometer, Fringes of equal Inclination, Newton’s Rings, Problem. CH 10- DIFFRACTION Fresnel and Franhofer diffraction, Diffraction by a single slit, Rectangular 9 aperture, chromatic Resolving power of a Telescope, Resolving power of Microscope, The double slit, Equation Intensity, comparison of single-slit and double-slit patterns, Distinction between Interference and Diffraction, problems. CH 11- POLARIZATION Polarization by Reflection, Polarization angle and Brewsters law, 9 polarization by a pile of plates, Malus law, polarization by Dichroic crystals, polarization by double refraction, polarization by scattering. REFERENCES 1. 2. Fundamental of optics Francis A, Jenkins, Harveye, whitte. Optics by sears. . هوايت. جيكير هارفي أ. أساسيات البصريات فرانسيس أ.3 . يعقوب عزيز. د، عباس محمد. د: البصريات.4