OPTICAL SEMICONDUCTOR DEVICE MANUFACTURING METHOD

摘要

PROBLEM TO BE SOLVED: To provide an optical semiconductor device manufacturing method which can easily manage an encapsulation layer before a C stage of encapsulating an optical semiconductor element and improve manufacturing efficiency of an optical semiconductor device.SOLUTION: A manufacturing method of an LED device 5 of manufacturing the LED device 5 by encapsulating an LED 4 by an encapsulation sheet 1 comprises a sheet manufacturing process of manufacturing the encapsulation sheet 1 and an encapsulation process of encapsulating the LED 4 with the encapsulation sheet 1. A time T from manufacturing of the encapsulation sheet 1 in the sheet manufacturing process to encapsulating the LED 4 with the encapsulation sheet 1 in the encapsulation process is within 24 hours.