This chapter begins by tracing early work in optics by Euclid and Archimedes during the BC era. It then explores significant advancements made by Claudius Ptolemy, Ibn Sahl, and Ibn al-Haytham. The discoveries of the laws of reflection and refraction, along with the inventions of the microscope and telescope, are described. The development of corpuscular theory by Newton and the wave theory of light by Huygens, along with their shortcomings, are also discussed. The chapter further details the discoveries of key optical phenomena such as dispersion, diffraction, interference, and polarization. Experimental measurements of the speed of light are included. The electromagnetic theory of light by James Clerk Maxwell and how it addressed the shortcomings of the wave theory are explained. The chapter concludes with accounts of major optical innovations, including holography, optical lasers, and the Polaroid camera.

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Optics

  • Joginder Singh Galsin

摘要

This chapter begins by tracing early work in optics by Euclid and Archimedes during the BC era. It then explores significant advancements made by Claudius Ptolemy, Ibn Sahl, and Ibn al-Haytham. The discoveries of the laws of reflection and refraction, along with the inventions of the microscope and telescope, are described. The development of corpuscular theory by Newton and the wave theory of light by Huygens, along with their shortcomings, are also discussed. The chapter further details the discoveries of key optical phenomena such as dispersion, diffraction, interference, and polarization. Experimental measurements of the speed of light are included. The electromagnetic theory of light by James Clerk Maxwell and how it addressed the shortcomings of the wave theory are explained. The chapter concludes with accounts of major optical innovations, including holography, optical lasers, and the Polaroid camera.