Patent ID: 7722223

Claim:
A line lighting device comprising: a rod-like light guide held in a case so as to expose an emitting face of the rod-like light guide through an open, longitudinally-extending face of the case, wherein a light emitting unit fixing portion is provided at an end of the case, an opening for insertably fitting an end of the rod-like light guide is formed in the light emitting unit fixing portion, a recess which is open at one end is formed in a portion of the case main body near the light emitting unit fixing portion, and a pin for engaging in the recess is formed on a side surface portion of the rod-like light guide spaced a distance away from an end face at the end of the rod-like light guide to be insertably fitted in the opening, said pin being configured to pivot in said recess when the light guide is rotatably inserted into the case through the open longitudinally-extending face of the case.