Color Scanner by Koch Machinery Koch Machinery ' Systems now offers a multi-sensor color scanning system. Called the "WoodEye," this system can scan up to four sides of a board at a speed fast enough to feed two CNC optimizing saws. The scanner detects all commonly defined defects. It also can scan for grain, matching color, sorting, and other dimensional information. A range of scanning solutions for logs, edging, multi-blade ripping, cross-cutting, and sorting are available.