Plan Optik AG is a Germany-based company which is engaged in micro system technology and optoelectronics, manufacturing wafers from glass, glass-silicon compounds and quartz. The Company serves industries, such as health care, automotive, aerospace and consumer electronics, among others. It offers a range of product types, including up to 300 millimeter diameter glass wafers made from borosilicate, alkali-free and quartz glass; structured wafers, used in active components of micro fluidic and lab-on-chip devices; glass-silicon compound wafers, involving bonding, thinning and edge grinding; ultraviolet-exposure optics, including various mirrors, optical integrators, mask holders and measuring stages, and large-sized optics, comprising glass mirrors and scale carriers. The Company serves customers in Asia, North America and Europe, such as Infineon, Motorola, Samsung, Honeywell, Zeiss and Bosch. Plan Optik AG has one wholly owned subsidiary: Little Things Factory GmbH.