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Adjacent flight strips are photographed so that there is a lateral overlapping of strips. It is known as lateral overlap or side overlap. This overlap amounts to 15 to 35% but is generally 30%. In a multicamera installation, the cameras are adjusted to provide a 10% overlap between the prints of adjacent cameras. Also called a sidelap. See overlap.
forward overlap or ground overlap. The overlap between photographs in adjacent parallel flight lines is called lateral overlap or sidelap. The normal forward and side overlaps are 60% and 30%, respectively.
The overlap between photographs in adjacent parallel flight lines. The normal side overlap is 30%. Also called a lateral overlap or a sidelap. See overlap.