What characteristic must an optical substrate possess regarding light interaction?
Answer
Low optical absorption in the operational wavelength range
An optical substrate, often glass, must be stable and possess low absorption of light at the required wavelengths to ensure the performance of fabricated components like lenses or mirrors.

#Videos
What is a substrate and how do you use it in art? - YouTube
Related Questions
What fundamentally defines a substrate across various scientific fields?In the context of enzyme interaction, what is the specific role of a substrate?In materials science, what primary function does a substrate serve when applying a coating or film?What occurs when the rate of an enzyme-catalyzed reaction increases until all available enzyme active sites are occupied?What is the substrate typically used in the semiconductor industry, and why is its purity crucial?In synthetic chemistry dealing with functional group transformations, what does the term substrate refer to?What characteristic must an optical substrate possess regarding light interaction?What dictates the required preparation, such as sanding or priming, before a new finish is applied to a surface?What is the primary difference concerning purity requirements between a biological substrate and an electronic substrate?In microbiology and cell culture, what specific structural role does the substrate take on?In heterogeneous catalysis, what material acts as the substrate on a catalyst surface?