Patent ID: 9230146
Filing Date: 2016-01-05
CPC Classification: G02B,G06K

Claim Text:
1. A machine-readable symbol reader system, comprising: a conveyor system to convey objects bearing one or more machine-readable symbols between a first location and a second location past a first region that is transmissive to light; a machine-readable symbol reader having a housing, a window formed in the housing, and at least one optical sensor received in the housing and having a field of view that extends outward of the window, the window transmissive to at least some wavelengths of light, at least the window of the machine-readable symbol reader positioned relatively below the conveyor system with the field of view aligned with the first region of the conveyor system; and a shield having a frame with a plurality of apertures that are transmissive to light, the shield positioned relatively below the first region and positioned relatively above the window of the machine-readable symbol reader.