For decades three-dimensional (3D) measurements of engineering components have been
made using fixed metrology-room based coordinate measuring machines (CMMs) fitted …

The calibration procedure for the frequency determination of HeNe laser interferometers
used for length metrology is described and high-level traceability at the Metrology Institute of …

The paper presents research into line centre detection using a video positioning system, as
part of a measuring system for line scale calibration. In the described approach, the video …

For quality control purposes, many manufacturing industries perform dimensional metrology
checking processes that often necessitate the use of precision optical 3D measurement …

The aim of the project, described in this paper, is to retrofit a Zeiss length measuring
machine for the calibration of linear scales, with a pitch distance of a few micrometers. The …

The paper presents the construction of measuring station, which is used by the Length
Laboratory of Department of Length and Angle of GUM and allows the calibrations of the line …

In the Metrological laboratory for angle and length calibration, we are develo** a new
procedure for calibration of line scales. The line scale is scanned with a standard computer …

Tape measures are probably the most wildly used length measuring instruments in the
world. The measures, used by surveyors, contractors and other professionals in building and …

A Zeiss length measuring machine was retrofitted for the calibration of linear scales, with a
pitch distance in the order of a few micrometers. High resolution optics, equipped with a …

The aim of the project, described in this paper, is to retrofit a Zeiss length measuring
machine for the calibration of linear scales, with a pitch distance of a few micrometers. The …