Inventor

ZANONI CARL A

17 patents

⚠️ This page may combine multiple inventors who share the name “ZANONI CARL A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ZANONI CARL A

ZYGO CORP

Helium- Neon laser light source generating two harmonically related, single- frequency wavelengths for use in displacement and dispersion measuring interferometry

Interferometry system having reduced cyclic errors

Interferometric apparatus for measuring motions of a stage relative to fixed reflectors

Linear and angular displacement measuring interferometer

Dual high stability interferometer

Apparatus and method(s) for reducing the effects of coherent artifacts in an interferometer

Apparatus and method for measuring aspherical optical surfaces and wavefronts

Interferometer system for monitoring an object

Method and apparatus for interference fringe center sensing

Apparatus for producing a scanning laser beam of constant linear velocity

Scanning differential photoelectric autocollimator

Scanning photoelectric autocollimator

Apparatus and method for calibrating an interferometer using a selectively rotatable sphere

Optical measuring device

Apparatus to transform a single laser beam into two parallel beams of adjustable spacing and intensity

Apparatus and methods for high accuracy metrology and positioning of a body

ZANONI CARL A

Apparatus and method for measuring interference patterns and interferograms