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What index of refraction halves the wavelength that light has in a vacuum?
Working Prototype
An operational version of a product developed to test its functionality and design prior to mass production.
Product Technology
The incorporation of technological advancements into the development and improvement of a product.
Innovation Process
A systematic approach to creating new ideas, products, or methods, typically involving stages such as ideation, development, and implementation.
Service Economy
An economy or sector characterized by the dominance of services over goods, including industries such as retail, healthcare, and information technology.
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