We do not place a mask in contact with an image plane, which would be difficult to implement into manufacturing. Our evanescent wave lithography (EWL vs. evanescent wave imaging) is a more logical extension to optical lithography.  -   Bruce Smith     Quotes
We do not place a mask in contact with an image plane, which would be difficult to implement into manufacturing. Our evanescent wave lithography (EWL vs. evanescent wave imaging) is a more logical extension to optical lithography. Bruce Smith