Light scanner for detecting objects comprises an optical unit arranged in the region between receiving elements of a receiver

摘要

Light scanner comprises an optical unit (4) arranged in the region between receiving elements of a receiver (3). The dead zone between the receiving elements deflects electromagnetic radiation either onto one or both elements. Preferred Features: The optical unit is formed by a prism having a totally reflecting surface for reflecting the radiation to the receiving elements. The radiation reflected by an object has a V-shaped groove.