Optical reading apparatus

Optical recognizing apparatus

Optical scanner filter screen

Optical stereo video signal processor

Optical system for producing an image for a set of characters

Optical testing for genuineness of bank notes and similar paper

Optical three-dimensional digital data acquisition system

Optimal binarization of gray-scaled digital images via fuzzy...

Optimum fast textural feature extractor

Opto-electronic image processor

Opto-electronic morphological processor

Optoelectronic pattern comparison system

Optoelectronic system for determining surface irregularities of

Original-reading device with a movable reading unit

Orthogonal transform coding system for image data

Over-range image artifact reduction in tomographic imaging