Spatial light modulation device, projector, and cooling method for spatial light modulation device
AssigneeSeiko Epson Corporation
InventorAkira Egawa
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Abstract
A spatial light modulation device includes: a light modulation unit which modulates light according to an image signal; and a first electrode and a second electrode provided on a surface of one of an optical element disposed either on the entrance side of the light modulation unit or the exit side of the light modulation unit and the light modulation unit. Voltage is applied to the first electrodes and the second electrodes.
Claims19
A spatial light modulator device, comprising:
- a light modulation unit which modulated light according to an image signal;
- and
- a first electrode and a second electrode provided on an outer surface of exterior glass panels surrounding the light modulation unit, wherein a voltage is applied to the first electrode and the second electrode.
A cooling method for a spatial light modulation device which cools a spatial light modulation device having a light modulation unit which modulates light according to an image signal and an optical element disposed on the light entrance side or the light exit side of the light modulation unit, the cooling method comprising:
- applying voltage to a first electrode and a second electrode provided on an outer surface of exterior glass panels of the light modulation unit and a surface of the optical element;
- and
- flowing air in the vicinity of the surface of the exterior glass panels on which the first electrode and the second electrode are provided, such that the air flows over the first and second electrode.
A spatial light modulation device, comprising:
- a light modulation unit which modulates light according to an image signal;
- an optical element disposed on the light entrance side or the light exit side of external glass panels of the light modulation unit;
- and
- a first electrode and a second electrode provided on a surface of the optical element, wherein a voltage is applied to the first electrode and the second electrode.
Dependencies are inferred from the claim text.