Interviewing for a position as an optical engineer involves a combination of technical knowledge, problem-solving skills, and the ability to communicate complex concepts clearly. Here’s a comprehensive guide to help you prepare for such an interview: Technical Knowledge 1. Fundamentals of Optics: Optical Principles: Be well-versed in the basics of light propagation, reflection, refraction, diffraction, and interference. Optical Materials: Understand the properties of different optical materials and how they affect light transmission and absorption.