Apparatus for measuring a departure from flatness or straightnes

Apparatus for measuring difference in shallow level

Apparatus for measuring displacement using first and second dete

Apparatus for measuring fruit properties including a...

Apparatus for measuring light

Apparatus for measuring material thickness profiles

Apparatus for measuring particulate size without contacting the

Apparatus for measuring position of an X-Y stage

Apparatus for measuring refractive index of medium using light,

Apparatus for measuring relative displacement between the appara

Apparatus for measuring relative movement using a diffraction gr

Apparatus for measuring rotation by a combination of the Sagnac

Apparatus for measuring spectral power of a light beam

Apparatus for measuring spectrographic images

Apparatus for measuring surface movement of an object that is su

Apparatus for measuring the flying height of magnetic heads usin

Apparatus for measuring the thickness of a moving film utilizing

Apparatus for measuring thickness of object transparent to light

Apparatus for monitoring thickness variations in a film web

Apparatus for optical differential measurement of glide height a