Abstract: The invention relates to an electroluminescent device (10) comprising a substrate and on top of the substrate a substrate electrode, a counter electrode and an electroluminescent layer stack with at least one organic electroluminescent layer (50) arranged between the substrate electrode (20) and the counter electrode (30), and an encapsulation means (90) encapsulating at least the electroluminescent layer stack, the electroluminescent device (10) comprises at least one contact means (60), for electrically contacting the counter electrode (30) to an electrical source. The invention discloses that at least one protective means (70) is arranged on the substrate electrode (20), wherein the protective means (70) is electrically non-conductive and is at least fully covering the area below the contact means (60).

Abstract: The invention relates to a transparent organic light emitting diode (OLED) (1), comprising: a substrate material (2) with a top face (2a) and a bottom face (2b), whereas at least on the top face (2a) is arranged at least one OLED-layer system with a first electrode layer (3), a second electrode layer (4) and an organic light emitting layer system (5), arranged in between said first electrode layer (3) and said second electrode layer (4), whereas said OLED (1) is performed to emit light via the top face (2a) and via the bottom face (2b) and whereas the top face (2a) and the bottom face (2b) of said OLED (1) feature at least one bright lucent area (6) and at least one dark lucent area (7).

Abstract: The invention relates to an electroluminescent device (10) comprising a substrate and on top of the substrate a substrate electrode, a counter electrode and an electroluminescent layer stack with at least one organic electroluminescent layer (50) arranged between the substrate electrode (20) and the counter electrode (30), and an encapsulation means (90) encapsulating at least the electroluminescent layer stack, the electroluminescent device (10) comprises at least one contact means (60), for electrically contacting the counter electrode (30) to an electrical source. The invention discloses that at least one protective means (70) is arranged on the substrate electrode (20), wherein the protective means (70) is electrically non-conductive and is at least fully covering the area below the contact means (60).