Microelectronic imagers with integrated optical devices and methods for manufacturing imagers. The imagers, for example, typically have an imaging unit including a first substrate and an image sensor on and/or in the first substrate. An embodiment of an optical device includes a stand-off having a compartment...http://www.google.de/patents/US20060043262?utm_source=gb-gplus-sharePatent US20060043262 - Microelectronic imagers with integrated optical devices and methods for manufacturing such microelectronic imagers
