Semiconductor light emitting device

A light emitting apparatus including a light emitting module, wherein the light emitting module comprises:

• a plurality of light emitting devices;
• a submount whereon the plurality of light emitting devices is mounted;
• wherein at least one of values of characteristics such as color coordinates, brightness, forward voltage, and wavelength of a light emitted from the light emitting devices are not identical;
• wherein each light emitting device of the plurality of light emitting devices comprises:
• a light emitting structure including a conductive substrate, a first-conductivity type semiconductor layer, an active layer, and a second-conductivity semiconductor layer;
• a first electrode and a second electrode connected to the first-conductivity type semiconductor layer and the second-conductivity type semiconductor layer, respectively;
• and
• an insulator electrically separating the second electrode from the first electrode,
• wherein the first electrode includes:
• a contact layer electrically connected to the first-conductivity type semiconductor layer between the conductive substrate and the first-conductivity type semiconductor layer and extending to be exposed to the outside of the light emitting device,
• wherein the second electrode includes:
• at least one conductive via passing through the first-conductivity type semiconductor layer and the active layer and connected to the inside of the second-conductivity type semiconductor layer;
• and
• wherein the insulator is extended to electrically separate the at least one conductive via from the first conductivity type semiconductor layer and the active layer,
• wherein the light emitting device further comprises an etch stop layer disposed on a region in which the light emitting structure is not disposed over the top surface of the contact layer, and
• wherein a side surface of the etch stop layer, a side surface of the contact layer, and a side surface of the insulator are substantially coplanar in a thickness direction of the light emitting device.