LIGHT SOURCE COOLING DEVICE, IMAGE PROJECTION DEVICE, AND PROGRAM

• Main Author: HOSOI NOBUHIRO
• Format: Patent
• Language: English; Japanese
• Published: 10.05.2018
• Subjects: ACCESSORIES THEREFOR; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES; APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM; BLASTING; CINEMATOGRAPHY; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; ELECTROGRAPHY; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; HOLOGRAPHY; LIGHTING; MECHANICAL ENGINEERING; NON-PORTABLE LIGHTING DEVICES; PHOTOGRAPHY; PHYSICS; PICTORIAL COMMUNICATION, e.g. TELEVISION; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS

PROBLEM TO BE SOLVED: To provide a light source cooling device, an image projection device and a program capable of controlling cooling for preventing mercury bridge depending on a use state of a lamp light source.SOLUTION: A light source cooling device comprises a lamp light source, determination means for determining whether the lamp light source is under the condition that mercury bridge easily occurs, and cooling means for strengthening cooling of the lamp light source after the lamp light source is turned off if the determination means determines that the lamp light source is under the condition that the mercury bridge easily occurs.SELECTED DRAWING: Figure 6 【課題】水銀ブリッジを防止するための冷却をランプ光源の使用状況に合わせて制御することが可能な光源冷却装置、画像投射装置、およびプログラムを提供することを目的とする。【解決手段】発明の一実施の形態の光源冷却装置は、ランプ光源と、上記ランプ光源に水銀ブリッジが発生しやすい条件に該当するかを判定する判定手段と、上記判定手段により上記水銀ブリッジが発生しやすい条件に該当すると判定された場合に上記ランプ光源の消灯後に上記ランプ光源の冷却を強める冷却手段と、を有する。【選択図】図６