An imaging system (51, 100, 301) for e-paper (52, 104, 305, 360) which is a display technology designed to recreate the appearance of ink on paper, the system comprising: a non-contact imaging unit (20, 50, 102, 310, 515) including: a charge generator (22, 66, 122, 312, 454, 517); and an electrode assembly spaced apart from the charge generator and comprising a first electrode layer (30, 72, 206, 446, 606, 665), a dielectric and a second electrode layer (32, 74, 208, 448, 608, 668) and having a hole (38, 80, 140, 202, 315, 317, 375, 393, 442, 522, 602, 662) therethrough to allow a flow of charges through the dielectric (28, 70, 204, 444, 604) wherein electrical potential between the first electrode layer and the second electrode layer controls the flow of charges from the charge generator through the hole; and a support to releasably support passive e-paper (52, 104, 305, 360) in spaced relation to the electrode assembly to receive charges on the passive e-paper from the electrode during relative movement between the support and the imaging unit; characterised in that: the electrode assembly is part of an electrode array (24, 68, 124, 200, 220, 440, 520, 600, 660) with a plurality of said holes which are individually addressable such that the flow of charges from the charge generator is separately controlled through the holes, wherein the electrode array includes a dielectric film (28, 70, 204, 444, 604a) in which the plurality of holes extend from a first side of the dielectric film to a second side of the dielectric film that is opposite the first side, the first electrode layer being provided on the first side and the second electrode layer on the second side, and wherein the second electrode layer includes finger electrodes (208, 228, 448, 668) such that one of the finger electrodes surrounds one or a plurality of the holes. a non-contact imaging unit (20, 50, 102, 310, 515) including: a charge generator (22, 66, 122, 312, 454, 517); and an electrode assembly spaced apart from the charge generator and comprising a first electrode layer (30, 72, 206, 446, 606, 665), a dielectric and a second electrode layer (32, 74, 208, 448, 608, 668) and having a hole (38, 80, 140, 202, 315, 317, 375, 393, 442, 522, 602, 662) therethrough to allow a flow of charges through the dielectric (28, 70, 204, 444, 604) wherein electrical potential between the first electrode layer and the second electrode layer controls the flow of charges from the charge generator through the hole; and a charge generator (22, 66, 122, 312, 454, 517); and an electrode assembly spaced apart from the charge generator and comprising a first electrode layer (30, 72, 206, 446, 606, 665), a dielectric and a second electrode layer (32, 74, 208, 448, 608, 668) and having a hole (38, 80, 140, 202, 315, 317, 375, 393, 442, 522, 602, 662) therethrough to allow a flow of charges through the dielectric (28, 70, 204, 444, 604) wherein electrical potential between the first electrode layer and the second electrode layer controls the flow of charges from the charge generator through the hole; and a support to releasably support passive e-paper (52, 104, 305, 360) in spaced relation to the electrode assembly to receive charges on the passive e-paper from the electrode during relative movement between the support and the imaging unit; characterised in that: the electrode assembly is part of an electrode array (24, 68, 124, 200, 220, 440, 520, 600, 660) with a plurality of said holes which are individually addressable such that the flow of charges from the charge generator is separately controlled through the holes, wherein the electrode array includes a dielectric film (28, 70, 204, 444, 604a) in which the plurality of holes extend from a first side of the dielectric film to a second side of the dielectric film that is opposite the first side, the first electrode layer being provided on the first side and the second electrode layer on the second side, and wherein the second electrode layer includes finger electrodes (208, 228, 448, 668) such that one of the finger electrodes surrounds one or a plurality of the holes.