The traditional mosaic technology obtains fainted result by difference of geometry and color. This paper introduces mosaic technology of Digital Orthophoto Maps

the technology includes preprocess technology

mosaic technology

all mosaic flow chart and application. The preprocess technology includes color alteration

image match

Cross Area Correction

color alteration for altering the difference of color

and image match and Cross Area for altering the correction difference of geometry. The mosaic technology includes auto mosaicking

mosaicking by drawing a mosaic line

gray mosaicking

color mosaicking

mosaicking by drawing a mosaic line for mosaicking complex area by drawing a mosaic line

gray mosaicking

color mosaicking for eliminating the difference of geometry and color.