HC Photonics provides various unique IR sensing cards that are plastic in which protect the cards from decaying while the active IR sensing area is designed to cover from one edge of the card and extend to another edge. This special edge-to-edge feature means no more scissors cutting as often done with all other traditional IR sensing cards for small beam sensing and special alignment need. Our IR sensing cards have following special features that are un-matchable by other IR sensing cards that are available in the market. We also welcome the OEM order with your own company's logo and designs.