The CLV503 and CLV505 miniature bar-code scanners from Sick Inc. are barely larger than a USB plug and easily can be installed where space is limited. The CLV500 series also is easy to configure via its online tool and configuration bar codes. The scanners offer good decoding performance, with a large depth of field that allows for flexibility in code size and target placement. The ultracompact series instruments are suitable for use in applications in the OEM and machine builder marketplaces, such as packaging systems, circuit board processing and robotic inspection. Because of its high scanning frequency of 1000 Hz, the CLV505 is suitable for conveyor speeds of up to 5 m/s, depending upon the application. One of the smallest 1-D bar-code scanners available, it fits in extremely small spaces and also is available in a raster version. The CLV503, with a scanning frequency of 100 Hz, is suitable for use in slow-moving applications.