Optics is the branch of physics that deals with the behavior and properties of light. It encompasses a wide range of topics, including the reflection, refraction, diffraction, and interference of light. Optics has many applications in everyday life, such as in eyeglasses, telescopes, microscopes, and lasers.
Choosing the right optics for a particular application is important to ensure that the desired results are achieved. There are a number of factors to consider when choosing optics, including the wavelength of light, the desired magnification, the field of view, and the working distance. It is also important to consider the cost and availability of the optics.