The Zygo research team is committed to publishing their latest research in the scientific and optical metrology communities.
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Computer Generated Hologram White Paper
A common solution for testing aspherical optics is using a Fizeau interferometer in combination with a computer-generated hologram (CGH). This whitepaper discusses the advantages of a diffractive Fizeau Null lenses, which surface types can be measured, and what accuracy can be achieved.
Nov 8, 2021