High precision, dynamic interferometer combines short and long coherence capabilities into one system for measuring an expanded range of optics. 4D Technology, a subsidiary of Onto Innovation, ...

Rochester, New York–The Melles Griot Optics Group today announced that they have released additional Fizeau interferometer test optics to complement their Absolute™ Fizeau l/40 transmission sphere ...

High precision, dynamic interferometer combines short and long coherence capabilities into one system for measuring an expanded range of optics. The AccuFiz Duo Fizeau interferometer combines short ...

This release is also available in German. Due to their stable design, Fizeau interferometers are used to determine the topography of surfaces such as, e.g., plane surfaces. PTB has now developed a ...

In order to push the performance of optical systems, aspheric- and freeform surfaces are used in state-of-the-art optic design for correcting aberrations. The production of these complex-shaped ...

A FOURTH volume describing the researches of Prof. Carl Barus with interferometers has recently been issued. The classical work of Fizeau, who applied interference methods to the determination of ...

Topography becomes more important in quality assurance for manufacturing. This regards the characterization of macro-sized to medium optics and the optimization of a manufacturing process using a ...