Apparatus and process for object analysis by perturbation of int

Apparatus for and method of determining distance

Apparatus for and method of examining light

Apparatus for and method of measuring distances to objects prese

Apparatus for and method of optical detection and analysis...

Apparatus for background absorption compensation in spectrophoto

Apparatus for calibrating an optical null spectrophotometer

Apparatus for combining light emanating from a linear scanning f

Apparatus for detecting and measuring fluorescence emission

Apparatus for detecting distance to an object

Apparatus for detecting the defects of a pattern with directiona

Apparatus for determining photoelectrically the position of at l

Apparatus for determining the path of a pulsed light beam

Apparatus for enhancing visibility in fog or underwater

Apparatus for examining gemstones and the like

Apparatus for flameless atomization of a sample for atomic absor

Apparatus for high accuracy distance and velocity...

Apparatus for illuminating liquid in a container for control pur

Apparatus for inspecting difficult to access objects

Apparatus for measuring a distance between two running vehicles