1. A scanner comprising: a. a support apparatus comprising: a support bed and a carriage moveably coupled to the support bed; b. a transparent plate attached to the support bed above the carriage; and c. a sensor assembly attached to the support apparatus and comprising at least one sensor and a light source, said sensor assembly being configured for three-dimensional scanning of an object placed on the transparent plate by: shining light on light reflecting off the object at a different angle with respect to a path of travel of the carriage and being sensed by the at least one sensor.