METHOD OF MANUFACTURING LIGHT-EMITTING ELEMENT ARRAY CHIP, MICRO-LENS MOLDING DIE, LIGHT-EMITTING ELEMENT HEAD, AND IMAGE FORMING APPARATUS

PROBLEM TO BE SOLVED: To provide a method of manufacturing a light-emitting element array chip, and the like, in which high precision is achieved with respect to thickness, protrusion of a transparent resin is suppressed and a micro-lens including a suitable pattern can be formed in a light emitting...

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1. Verfasser: OTA YASUHISA
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a method of manufacturing a light-emitting element array chip, and the like, in which high precision is achieved with respect to thickness, protrusion of a transparent resin is suppressed and a micro-lens including a suitable pattern can be formed in a light emitting element. SOLUTION: The method of manufacturing a light-emitting element array chip 100 is characterized in that a micro-lens 103 is formed in an LED 102 by pressing a micro-lens molding die 200 onto a light-curing resin 302, measuring thickness of the micro-lens 103 by means of a spacer 205a and curing a light-curing resin 302, the micro-lens molding die 200 including a substrate; a plurality of holes 204 formed on a surface of the substrate and having a transferred shape of the micro-lens 103; and the spacer 205a formed in an outer circumferential area of the holes 204 and constituted of a metal thin film. COPYRIGHT: (C)2009,JPO&INPIT