LIGHT-TRANSMISSIVE COVER AND ILLUMINATION DEVICE

摘要

An easily graspable structure is provided on a surface of an LED light source unit, and the LED light source unit can be detached with ease from a main device body. A light-transmissive cover (230) is provided with a curved surface portion (233) in which an arched shape is formed continuously in a lengthwise form, a side portion (232) that stands in a wall shape from one end in the lengthwise direction of the lengthwise form of the curved surface portion (233), and another side portion (232) that stands in a wall shape from the other end in the lengthwise direction of the curved surface portion (233). The side portions (232) have recessed hooking grooves (232a) that have an inwardly recessed shape.