Method and apparatus for measuring the floating amount of the ma

Method and apparatus for measuring the flying height of a magnet

Method and apparatus for measuring the orientation of optical ax

Method and apparatus for measuring the thicknesses of layers of

Method and apparatus for measuring variations in distances

Method and apparatus for mechanical dither stabilization of a la

Method and apparatus for monitoring WDM channels and for...

Method and apparatus for multi-mode spectral imaging

Method and apparatus for obtaining a digital measure of absolute

Method and apparatus for on-line determination of the thickness

Method and apparatus for optical endpoint calibration in CMP

Method and apparatus for optical interferometric measurements wi

Method and apparatus for optical interferometric measurements wi

Method and apparatus for optical nutation sensing

Method and apparatus for optically measuring clearance change

Method and apparatus for overcoming cross-coupling in a fiber op

Method and apparatus for performing interferometric measurements

Method and apparatus for phase modulating a fiber-optic rotation

Method and apparatus for planar alignment of a ring laser gyrosc

Method and apparatus for positioning object in space using a low