Nigeria's free digital learning hub. Videos, lecture notes, practice questions and leaderboards aligned with CCMAS, NBTE, NCCE, WAEC, NECO, IJMB and JAMB curricula.
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Nigeria's free digital learning hub. Videos, lecture notes, practice questions and leaderboards aligned with CCMAS, NBTE, NCCE, WAEC, NECO, IJMB and JAMB curricula.
Optical instruments and spectroscopy are vital branches of optics that allow us to explore and analyze the properties of light and matter. Optical instruments, such as microscopes, telescopes, cameras, and lenses, are designed to manipulate light for magnification, imaging, and observation, enabling us to study objects ranging from distant galaxies to microscopic cells. Spectroscopy, on the other hand, is the study of the interaction between light and matter, where light is dispersed into its component wavelengths to reveal information about the composition, structure, and physical properties of substances. Techniques like absorption, emission, and Raman spectroscopy are widely used in physics, chemistry, biology, and even astronomy to identify materials and understand their behavior at the atomic and molecular level. Together, optical instruments and spectroscopy form the backbone of modern scientific research and technological innovation, providing powerful tools for discovery and practical applications in medicine, engineering, and environmental science.
This lecture is part of PHY 304 ELECTROMAGNETIC WAVES AND OPTICS in the Physics department. The course has 30 recorded lectures across 10 series, all free to watch.
