Optical image scanner with moveable calibration target

Optical scanner and image forming device

Optical scanner providing compensation for non-uniform bulb...

Optical scanner providing compensation for non-uniform bulb...

Optical scanning device having a calibrated pixel output and...

Optimal color quantization for addressing multi-dimensional colo

Optimal test patch selection for multi-media printing...

Ordered dither image rendering with non-linear luminance distrib

Overlapping device of a color video printer

Pattern image generation device for image processing system

Perceptual color matching method between two different...

Perpendicular, equal frequency non-conventional screen patterns

Perpendicular, unequal frequency non-conventional screen pattern

Photoelectric conversion apparatus and contact-type image...

Photoelectric converting device having reduced line sensor space

Photograph facsimile apparatus and method

Photographic color printer

Photographic film analyzer with simulator and film inspecting me

Photographic film preparation workstation

Photographic printing apparatus with exposure position rectifyin