| 摘要 |
The present invention provides a long afterglow lamp that comprises a lamp body, characterized in that a light penetrating long afterglow rubber sheath is sleeved outside the body. The present invention is simple in structure thus greatly facilitating the manufacturing process, ultraviolet light or visible light from the light source of the lamp body is absorbed by the long afterglow fluorescent powder in the long afterglow fluorescent rubber sheath, when the lamp body turns off, the long afterglow fluorescent powder in the long afterglow fluorescent rubber sheath can still keep glowing for a period of time, whereby using as illuminating or indicating. |
