jump(redirected from jump to the conclusion)
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Related to jump to the conclusion: put on airs, To take care of, come to fruition, give it a shot, cut some slack
The displacement of the image of an object occurring when viewing across the borderline between two portions of different power in a bifocal or trifocal lens. The jump is eliminated by placing the optical centres on the dividing line; the lens is then called a no jump bifocal (e.g. a monocentric bifocal with a straight dividing line) (Fig. J1). Syn. image jump; prismatic jump. See monocentric.