Patent ID: 7126666

Claim:
A lithographic projection apparatus, comprising: a radiation system configured to provide a beam of radiation; a support configured to support a patterning device, the patterning device configured to pattern the projection beam according to a desired pattern; a substrate table configured to hold a substrate; a projection system configured to project the patterned beam onto a target portion of the substrate; and a bearing configured to support a first part of the apparatus with respect to a second part of the apparatus in a first direction such that the first part is movable relative to the second part, wherein the bearing comprises a passive magnetic bearing, wherein, in use, the first part is supported by the second part in the first direction such that the first part is movable with respect to the second part in a second direction substantially perpendicular to the first direction and the second part includes a second magnetic assembly that is longer in the second direction than a first magnetic assembly of the first part.