LIGHT SOURCE UNIT AND ILLUMINATION FIXTURE

摘要

This light source unit is provided with: an LED substrate to which a plurality of LEDs are mounted; an attachment member to which the LED substrate is attached; and a cover member having diffusing properties and attached to the attachment member in a manner so as to cover the LED substrate. The cover member has a pair of protruding wall sections that protrude to the attachment member side, and in the state of attachment to the attachment member, the attachment member is disposed between the pair of protruding wall sections. Also, the cover member further has a pair of extension sections that extend to the reverse side of the attachment member from each of the pair of protruding wall sections.