Agency for Science, Technology and Research

Temasek Polytechnic

Beng Soon Tan

Hong Yee Low

Yun Xu

Bee Khuan Jaslyn Law

Yee Chong Loke

Chee Fatt Frank Chan

Chee Fatt Chan

According to one aspect of the invention, there is provided a method of forming a film with a lenticular lens array, the method comprising providing a substrate; providing a mold having a plurality of nano-scale to micro-scale cavities that form the lenticular lens array on the substrate; having the mold contact the substrate; and forming the lenticular lens array by allowing portions of the substrate to partially fill the plurality of cavities.

Method of forming a film with a lenticular lens array

According to one aspect of the invention, there is provided an optical grating comprising a substrate comprising a plurality of protrusions with a space in between any two adjacent protrusions; and a cap provided on at least one of the plurality of protrusions at an end that is furthest from the substrate, wherein the cap has a higher degree of optical attenuation compared to the substrate material and wherein the combination of each protrusion and the respective cap thereon has a generally symmetric cross-sectional profile.

Optical grating

Growing community of inventors

Singapore, Singapore

Beng Soon Tan