Manufacturing method of lighting device

摘要

A lighting device using a light-emitting device with improved heat dissipation is offered. A lighting device with a light-emitting device mounted on a metal substrate is offered. The light-emitting device consists of a plurality of conductive passages electrically separated from each other, an optical semiconductor element attached to a desired conductive passage and a transparent resin covering the optical semiconductor element and supporting the conductive passages in one piece.