Avago Technologies Ecbu IP (singapore) Pte. Ltd.

Hon-Choong Yip

Kee Yean Ng

Douglas W Pocius

Kong Leong Teng

Reflective members for use in encoder systems are provided. One embodiment comprises a reflective member comprising a reflective layer, at least another layer, and a reflective pattern comprising a first portion having a first reflective property and a second portion having a different reflective property. The reflective layer forms at least a part of the reflective pattern. In addition, the aforementioned first portion of the reflective member has a width of less than half of the grating period. The reflective member enables measurement of at least one operational attribute of an object.

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Penang, Malaysia

Hon-Choong Yip