Patent ID: 9618693
Date: 2017-04-11
CPC Classifications: G01N,G02B

Claim:
1. A sensor system having a multi-pass interaction region, the system comprising: an input region configured to receive emitted light; a multi-pass region coupled to the input region, wherein the multi-pass region is configured to cause the emitted light to pass through the multi-pass region multiple times and to absorb portions of the emitted light according to a specimen proximate the multi-pass region, and wherein the multi-pass region is comprised of a periodic structure of two types and has an absorption rate based on specimen characteristics and the periodic structure; an output region coupled to the multi-pass region, the output region configured to provide interacted light from the multi-pass region; and a flexible membrane configured to support the input region, the multi-pass region and the output region, wherein the flexible membrane includes a honeycomb structure on its back side with respect to the input region, the multi-pass region and the output region.