The invention relates to a device for producing a lens wafer (6) having a plurality of microlenses (15) comprising an upper die (4) and a lower die (2) for embossing the lens wafer (6) from a fluid embossing compound (9) introduced between the dies (2, 4), and curing means for curing the embossed lens wafer (6), characterised in that before the curing at least one releasing element (5, 5', 5", 5"', 5IV) for removing the cured lens wafer (6) can be disposed between the lower die (2) and the upper die (4). The present invention further discloses a corresponding method.