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An Entity of Type : prov:Entity, within Data Space : webisa.webdatacommons.org associated with source dataset(s)

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  • According to the embodiment in which the lens surfaces of the lens assemblies other than the lens surface of the third negative lens assembly on the viewing side and the lens surface of the fourth positive lens assembly on the object side are made of aspheric surfaces, the aberration (astigmatism, coma, distortion, etc.) can be effectively corrected and the aperture diameters of the lens assemblie
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