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2021 ȭ 忡 տ ̷.
û ̷ 2021 ȭ ȸ ̿ ǿ Ȱ 忡 ϱô ȭϰ ϴ ú 2õ Ͽ ̷ û ǹ̴ ߴ.
1960 Ǿ ǰ 110 ߶ ǥ 緡μ ߶ ֹε Ÿ ϱ ϰ, Ҽ () ϴ Ŀ´Ƽμ ɰ ϴ ߶ ȭ ٽ ϰ ִ.
̷ Ȯϱ ̿ ǿ Ʈ ö ߡðġ Ȱ (cooling) ú 16õ Ͽ 24õ ݿϴ üȭ ߶ֹε ȯ濡 ̿ ֵ Ǽ Ȯϱ ߴ.
̿ܿ LED üϴ (ú 3õ4鸸) Ͽ 緡μ ĵ ̹ ϰ ̰ ϴ λӸ ƴ϶ ߶ΰ ùε ֵ ߴ.
̿ ǿ 緡 ϰ ε Ŀ´̼ ϴ ߿ ü̶ ִ. ϸ鼭 ȵǴ 緡 Ӹ ƴ϶ ֹε üμ 츮 Ƴ Ѿ ̴.̶ ߿伺 ߴ.
ٿ ε 10 ȸ ӱⰡ 츮 ߶ μ ֵ ϰڴ. ο ȹ .
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