| 摘要 |
PROBLEM TO BE SOLVED: To provide a lamp that can improve heat dissipation characteristics while maintaining fixture compatibility and aiming at standardizing constituent components.SOLUTION: The lamp 1 includes a light-emitting module 10 with a light-emitting part 13 using LEDs, a lighting unit 40 for lighting the light-emitting module 10, a first case 60 formed of metal in a cylindrical shape, with the light-emitting module 10 arranged at one end and housing the lighting unit 40 inside, a cap 70 formed of metal and arranged at the other end side of the first case 60, and a second case 80 formed of a resin material in a cylindrical shape, interposed between the first case 60 and the cap 70, and electrically isolating between the first case 60 and the cap 70. Further, the cap 70 includes an extended part 74 formed of metal and extended along a peripheral wall of the second case 80. |
