Patent ID: 9568819
Date: 2017-02-14
CPC Classifications: B82Y,G03F

Claim:
1. A holding apparatus for holding a mold that has a pattern on a surface, the apparatus comprising: a chuck having a plurality of attraction units that vacuum-attracts the mold, and configured to hold the mold by the plurality of attraction units; and an actuator configured to apply a force to the mold to deform the mold for magnification correction thereof, wherein at least one of the plurality of attraction units is displaceable relative to another of the plurality of attraction units in a direction along the force, in a state that the at least one of the plurality of attraction units vacuum-attracts the mold, in a case where the actuator applies the force to the mold, so that relative positions between the plurality of attraction units are changed in accordance with the deformed mold, and wherein the at least one of the plurality of attraction units includes an exhaust portion, and a contact part, to be in contact with the mold, that is formed around the exhaust portion, a plurality of grooves being formed around the contact part in the chuck.