| 摘要 |
The invention provides a base (5), round tube housing (1') and lamp (L) including the base and the round tube housing. The base according to the invention is configured to carry a light emitting body (2, 3) and to be inserted into the round tube housing. The base includes: a rectangular portion (6) configured to carry the light emitting body on a first surface of the rectangular portion; and first and second fixing portions (7a, 7b), configured to extend from first and second long edges of the rectangular portion respectively in a space that a second surface of the rectangular portion faces, such that when the base is inserted into the round tube housing, at least a part of each of the first and second fixing portions presses against the inner wall of the round tube housing, and a first part (9a) close to the first long edge and a second part (9b) close to the second long edge in a first surface of the rectangular portion press against first and second protrusions (8a, 8b) on the inner wall of the round tube housing respectively. |
