Patent ID: 8547499

Claim:
A lighting device comprising: a light source board including a light source; a chassis storing the light source board; an optical member facing the light source board; and a supporting member supporting the optical member from the light source board side, and fixed to the chassis in the state where the light source board is sandwiched between the supporting member and the chassis; wherein the supporting member has a body portion that holds the light source board together with the chassis between the body portion and the chassis, a supporting portion that protrudes from the body portion toward the optical member and is configured to contact with the optical member, and a fixed portion that protrudes from the body portion toward the chassis and is fixed to the chassis; the body portion is larger than the supporting portion in a plan view; the body portion extends in at least one direction along the plate surface of the light source board; the light source board is rectangular in a plan view; and the body portion extends in a short-side direction of the light source board.