1. A terminal, comprising: an illumination subsystem; an imaging subsystem comprising: an image sensor; and an imaging optics assembly configured to focus an image onto the image sensor; and a polarization sensor for providing a signal associated with polarization of light from a plurality of different orientations; wherein the indicia reading terminal is configured to: based on the signal provided by the polarization sensor, control the illumination subsystem to energize or inhibit energization of the illumination subsystem and capture one or more images; and attempt to decode a decodable indicia using the one or more captured images.