White Papers

The Zygo research team is committed to publishing their latest research in the scientific and optical metrology communities.

White Paper

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