The utility model provides a light emitting device which comprises a light guide column, a reflecting layer and a point light source. The light guide column is provided with an incident light end face and comprises a first portion and a second portion, the second portion is positioned between the incident light end face and the first portion, the reflecting layer is disposed on the first portion, partially exposes out of the first portion and is not arranged on the second portion, and the point light source emits light towards the incident light end face.