Illuminating device for illuminating park or public square.
Socket fittings (4) for attaching a lamp socket (5) to a lamp holder (3) attached to a top portion of a pole (1) erected in a park or a public square include an attachment plate (17) formed in a substantially inverted-U shape and having a surface center portion (17a) and a reverse surface center portion (17b), attaching screws (16a, 16b) for attaching the attachment plate to the lamp holder, and fixing screws (18a, 18b) for fixing the lamp socket to one of the surface center portion and the reverse surface center portion in accordance with intended use. Where the lamp socket (5) is attached to the surface center portion (17a) of the attachment plate (17) with the reverse surface center portion (17b) directed downward, a lamp (6) screwed in the lamp socket (5) is positioned at its high level. On the other hand, where the lamp socket (5) is attached to the reverse surface center portion (17b) of the attachment plate (17) with the surface center portion (17a) directed downward, the lamp (6) screwed in the lamp socket (5) is positioned at its low level. <IMAGE>