LINSE FUER VERKEHRSAMPEL.

摘要

PCT No. PCT/AU86/00222 Sec. 371 Date Apr. 2, 1987 Sec. 102(e) Date Apr. 2, 1987 PCT Filed Aug. 6, 1986 PCT Pub. No. WO87/00908 PCT Pub. Date Feb. 12, 1987.A lens (16) suitable for use with traffic lights has a body portion (20) that is a segment of a sphere and a mounting or sealing ring (21) at the periphery of the body portion. An array of lenticular elements (22) is formed on the concave inner surface of the body portion (20) and is arranged in rows extending substantially horizontally across the concave inner surface of the body portion of the lens. Between each adjacent lenticular element there is a recess (25) to modify the reflection pattern of the lens.