optical path difference
Chinese equivalent: 光程差
optical path difference The difference in the optical paths traveled by two coherent beams from the source to the point of interference, often denoted by Δ.
Syllabus path: Optics › Physical Optics › Interference
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CSCA Physics Exam Glossary
Definition
optical path difference The difference in the optical paths traveled by two coherent beams from the source to the point of interference, often denoted by Δ.
Related tutorial and examples
Interference
Topic: Optics > Physical Optics > Interference Interference 1. Conceptual Definition Interference is the core of wave optics, referring to the phenomenon where two or more coherent waves superimpose in space to form stable patterns of bright and dark fringes. Key Exam Point: Cohe…
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