Photonic crystals are periodic dielectric nanostructures that can affect the propagation of
light. Polymer-based photonic crystals have attracted great attentions for their potential …

A multilayer polymer film has an optical stack including a plurality of alternating polymer
layers with skin layers having mechanical, optical, or chemical properties differing from …

A multiple layer reflective polarizer 12 is described. This element is placed between and
optical cavity 24 and an LCD module 16 to form an optical display. The reflective polarizer …

BACKGROUND This relates generally to re? ective polariZers Which trans mit one
polarization and re? ect the other polariZation. More particularly, this application relates to …

US5825542A - Diffusely reflecting multilayer polarizers and mirrors - Google Patents
US5825542A - Diffusely reflecting multilayer polarizers and mirrors - Google Patents Diffusely …

An all-polymeric 'ultraviolet light re? ective? lm which is lower in cost than previously used
re? ector materials, is weather resistant, and which does not absorb signi? cant amounts of …

A multilayer polymer film has an optical stack including a plurality of alternating polymer
layers with skin layers having mechanical, optical, or chemical properties differing from …

BACKGROUND The physical downsizing of microprocessor based tech nologies has led to
portable personal computers, pocket Secretaries, wireleSS phones and pagers. All of these …

Flexible packaging is used to protect the product during shipping and distribution, provide
information and, in the retail environment, attract the consumer to the product. Multiple layers …

Multilayer coextrusion is a process in which polymers are extruded and joined together in a
feedblock or die to form a single structure with multiple layers. These layers normally should …