Patent ID: 8729493
Filing Date: 2014-05-20
Classification: B82Y,H01J

Abstract:
1. A drawing apparatus which includes a plurality of charged particle optical elements that are sequentially passed through by a plurality of charged particle beams, and performs drawing on a substrate with the plurality of charged particle beams, the apparatus comprising: a deflector array which includes a plurality of deflectors, including a plurality of electrodes, each of which disposed for corresponding one or more charged particle beams and aligning the corresponding one or more charged particle beams between two of the plurality of charged particle optical elements; a plurality of devices configured to respectively apply a plurality of potentials to the deflector array; and a connector including wirings and configured such that each of the plurality of electrodes and one of the plurality of devices are interconnected via one of the wirings, and electrodes, to which an equal potential is applied, of the plurality of electrodes are connected to a single wiring of the wirings, wherein number of devices included in the plurality of devices is less than number of electrodes included in the plurality of electrodes.