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US 2011/0032711 A1Published application
High efficiency projection system
AssigneeOsram Gesellschaft Mit Beschraenkter Haftung
InventorsSwen-Uwe Baacke, Gerhard Loeffler, Dirk Rosenthal, Wolfgang Seitz
Life of this patent
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Abstract
A lamp may include a lamp bulb made from glass for accommodating an anode and a cathode, which has a fill gas wherein the lamp bulb has, at least partially, an antireflective coating.
Claims22
A lamp, comprising:
- a lamp bulb made from glass for accommodating an anode and a cathode, which has a fill gas,
- wherein the lamp bulb has, at least partially, an antireflective coating.
A lamp module for projectors, the lamp module comprising:
- a reflector system with at least one reflector,
- wherein a lamp is accommodated in the lamp module, the lamp comprising a lamp bulb made from glass for accommodating an anode and a cathode, which has a fill gas wherein the lamp bulb has, at least partially, an antireflective coating.
A projector with a lamp module, the lamp module comprising:
- a reflector system with at least one reflector,
- wherein a lamp is accommodated in the lamp module, the lamp comprising a lamp bulb made from glass for accommodating an anode and a cathode, which has a fill gas wherein the lamp bulb has, at least partially, an antireflective coating.
A method for manufacturing a lamp, the method comprising:
- providing lamp bulb;
- and
- coating the lamp bulb with an antireflective coating.
22-32. (canceled)
Dependencies are inferred from the claim text.