The course is one of the compulsory specialization courses for students in the physics program and the course aims to introduce the student to the exact meaning of light and its properties such as refraction, reflection and scattering. As well as identifying how images are formed from mirrors and lenses and their most important applications. And that the student can distinguish between electromagnetic waves and mechanical waves, and that the student recognizes the meaning of sound and find the intensity of sound and the level of intensity