Optical scanning with an optical probe composed of an elon gated cylinder of transparent
material mounted upon an opti cal scanner body; one or more sources of scan illumination …

An apparatus and a method for measuring individual data of spectacles arranged in a
measurement position are disclosed. The spectacles have a left and/or a right spectacle …

Claude AS Hamrick (57) ABSTRACT A method for Zero-contact measurement of the
topography of a spherically or aspherically curved air-glass Surface of an optical lens or lens …

The invention relates to a measuring probe for non-destructive measuring of the thickness of
thin layers, in particular in cavities, which are accessible by an opening or on curved …

The invention relates to a measuring probe for non-destructive measuring of the thickness of
thin layers on an object with a measuring head, which comprises at least one sensor …

BACKGROUND Much manufacturing today, particularly aerospace manu facturing,
particularly during manufacture of commercial air craft, hundreds of thousands of precisely …

To achieve the above-described object, a calibrating jig in accordance with a first aspect of
the present invention com prises: a reference sphere; and a reflecting plate configured to …

One aspect of the present invention provides a Surface shape measurement apparatus
advantageous in high-preci sion Surface shape measurement. One aspect of the present …

In a method for calibrating an interferometer (100) having a beam path for a measuring
beam (112), wherein at least one plane (320) that at least partially reflects the measuring …

US8139229B2 - Calibrating jig, profile measuring device, and method of offset calculation -
Google Patents US8139229B2 - Calibrating jig, profile measuring device, and method of offset …