Optical devices of the manufacturing method and a manufacturing apparatus

A opto device manufacturing apparatus comprising an optical semiconductor element 4 mounted on the substrate 2 and the sealing device for sealing the lens shape by liquid resin R, and a curing device for curing the liquid resin R, the sealing device the nozzles 25 for supplying the liquid resin R includes a vertically movable dispenser 21, after close the tip of the nozzle 25 to the optical semiconductor element 4, to supply the liquid resin R with increasing nozzle 25. According to the optical device manufacturing apparatus can be obtained quickly and easily the optical device having the desired optical properties.