| 摘要 |
A light fitting in the form of a casing (1) which comprises a frame portion (2) defining an opening to a cavity (4) in the casing and which has one or more sockets (12) adapted to receive exchangeable light-producing members (13), especially fluorescent tubes, inside the cavity. One or more connectors are provided inside the casing (1) for connecting at least one exchangeable air filter tube (15) which can be arranged in the cavity and which has at least one air-permeable wall for cleaning the air conducted therethrough. |
