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DNP will exhibit at SID Display Week 2025,
unveiling innovative functional films and essential components designed for next-generation XR technology.

Exhibition
Overview

Date
May 13th - May 15th, 2025
Venue
San Jose Convention Center, San Jose, California
Booth Number
No.1140Check the exhibition map
Time
9:00〜17:00
（First day 10:30〜 start, Final day 14:00 close）

What's
SID Display Week 2025

SID Display Week is one of the world's largest exhibitions in the electronic display industry held in the US.
Every year, display related researchers and business personnel gather to see state of the art technology and products.
Details page for Display Week 2025 Display Week 2025 Registration

Exhibition Concept

DNP offers one of the world's most advanced fine patterning, precise coating, and ultra-fine etching techniques. Especially this year, we will mainly exhibit products and technologies related to XR applications.
For more information of our technologies and products, please visit this link as well.

Exhibited Products
and Technologies

DNP products for AR glasses
Applications for AR glasses
1
RF communication
Transparent antenna film
antenna image

Shown in the Mockup

3
Display
（waveguide）
PVH type
antenna image
SRG type
antenna image

Shown in the Mockup

4
Sensing
IR light guide for
eye-tracking
antenna image

Shown in the Mockup

2
Heat dissipation
Vapor chamber
antenna image

Shown in the Mockup

IR light guide for eye-tracking

IR Light Source for Eye Tracking

IR light guide for eye-tracking is a flat light guide that illuminates an eye with infrared light placed on the sides.

Details

Transparent antenna film

Transparent antenna film

A fine mesh film with high transparency and conductivity. Invisibly fine metal wiring is formed on transparent film to add antenna functionality without compromising the design.

Details

MLA for microdisplays / sensors

MLA for microdisplays / sensors

Using microfabrication technologies (ex. EB drawing), can provide Microlenses with nano meter position accuracy.

Details

Depolarizer

Depolarizer

The depolarizer converts linearly polarized light to randomly polarized light.
Improves visibility of display while using polarized sunglasses.

Details

Meta-surface

Meta-surface

Meta-surface optics can be thinner and smaller than traditional optics in IR and Visible wavelength region.
DNP’s nano-fabrication technology can deliver wider meta-surface products.

Details

Light control film

Light control film

Light control film can instantaneously switch between clear and dark state with an electrical charge by Guest-Host Liquid Crystal (GHLC) method.

Details

Reflect array
(passive and static)

Reflect array

Can improve UL and DL throughput by compensating for the straightness of 5G/6G radio waves.
The shape of the reflected wave is designed to allow radio waves to reach a wide area.

Details
Product information can be downloaded here

Please watch the following video for more information
on our exhibition contents.

1:12

Our Core Technology

Our core technology Fig
Introduction to
DNP's Electronics Division DNP's Technologies for Next-Gen
AR Glasses/VR Headset

Products and technologies
exhibited at SID2024

Waveguide for AR Glasses Detail Transparent antenna film Transparent antenna film Detail LC-DOE (Liquid Crystal - Diffractive Optical Element) LC-DOE (Liquid Crystal - Diffractive Optical Element) Detail Light control film Light control film Detail Formable Functional Film Formable Functional Film Detail Collimator Lens-Embedded Diffractive Optical Element (CL- DOE) Collimator Lens-Embedded Diffractive Optical Element Detail Low Birefringence Polymer Low Birefringence Polymer Detail Light Source for Eye-Tracking Light Source for Eye-Tracking Detail

IR light guide for eye-tracking *Under development

SUMMARY AND ADVANTAGES

  • IR light guide for eye-tracking is a flat light guide that illuminates an eye with infrared light placed on the sides.
  • The advantages are:
    ・Delivers light to an eye without sacrificing design aesthetics
    ・Reduces the number of IR-LEDs
eye_tracking_main

FEATURES

  • Thin and light weight light guide
  • Clad/Core structure works as optical waveguide.

APPLICATIONS

  • Eye-tracking for XR devices(smart glasses and HMDs)
Eye-tracking for XR devices
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Transparent antenna film *Under development

SUMMARY AND ADVANTAGES

  • A fine mesh film with high transparency and conductivity.
  • Invisibly fine metal wiring is formed on transparent film to add antenna functionality without compromising the design.
SEM Image

FEATURES

  • High Transparency : Total Transmittance 88%+
  • Low Resistivity : Sheet Resistance 1-2N/sq
  • Antenna Gain : 10dBi
  • Broad Band : 22-38GHz

APPLICATIONS

Eye-tracking for XR devices
  • Smartphones, tablets, AR/VR glasses, wearable devices, etc.
  • ISAC(Integrated sensing and communication)
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MLA for microdisplays / sensors *Under development

SUMMARY AND ADVANTAGES

  • Using precise microfabrication technologies (ex. EB drawing), can provide Microlenses with nano meter position accuracy.
SUMMARY AND ADVANTAGES

FEATURES

  • High-definition lenses with high aspect ratio(1:1)
    (sweet spot is 1-3um width/height)
  • Close packed lens density
  • Various shape capability - Hemisphere, Cubic

APPLICATIONS

  • Light Engine for AR glasses/HUD
    - Enhance brightness of OLEDOS/LEDOS
  • CCD/CMOS image sensor
  • Optical components for Co-Packaged Optic
    (coupling lens, collimation lens)
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Depolarizer *Under development

SUMMARY AND ADVANTAGES

  • The depolarizer converts linearly polarized light to randomly polarized light.
  • Improves visibility of display while using polarized sunglasses.
using polarized sunglasses

FEATURES

FEATURES

APPLICATIONS

Sunglass friendly displays. It eliminates blackout without rainbow mura issue.

  • Digital signage display
  • Automotive display
  • Mobile/wearable display
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Meta-surface *Under development

SUMMARY AND ADVANTAGES

  • Meta-surface optics can be thinner and smaller than traditional optics in IR and Visible wavelength region.
  • DNP's nano-fabrication technology can deliver wider meta-surface products.
Meta-surface

FEATURES

  • Multiple types of patterns in larger area (6❞ substrate)
  • High RI material(TiO2) and metal(AL)

APPLICATIONS

Applied for planar optics, low chromatic aberration and polarization separation purpose

  • AR glasses
  • AR-HUD
  • Lenses
  • Sensor
Meta atom
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Light control film *Under development

SUMMARY AND ADVANTAGES

  • Light control film can instantaneously switch between clear and dark state with an electrical charge by Guest-Host Liquid Crystal (GHLC) method.
Light control film

FEATURES

  • Fast Switching Speed (1 sec)
  • Low haze (1%)
  • Color Reproducibility (Neutral Black)
  • Low voltage requirement (≤30V)
  • Possible to laminate on curved surfaces
  • Capable of segmented design
Dark State Clear State

APPLICATIONS

  • Automotive
    Smart and anti-glare functions for window glass such as sunroofs,side & cabin mirrors, and sun visors
  • Display
    Contrast improvement for transparent display
Click here for details
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Reflect array (passive and static) *Under development

SUMMARY AND ADVANTAGES

  • Can improve UL and DL throughput by compensating for the straightness of 5G/6G radio waves.
  • The shape of the reflected wave is designed to allow radio waves to reach a wide area.
  • A wide range of exterior design options that do not detract from the scenery.

FEATURES

  • Can support FR1, FR2, or FR3 (3GHz to Sub THz)
  • Incident angle and the spread of the reflected beam can be freely designed.
  • Passive Array (Non-Electric)

APPLICATIONS

  • Extend the coverage area and eliminate dead zone even if it's interrupted by physical barriers such as complex buildings, factory, office and stadium.
Graphs
Click here for details
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LC-DOE (Liquid Crystal - Diffractive Optical Element)

Positive lens Negative lens

SUMMARY AND ADVANTAGES

  • LC-DOE is a thin film-like optical element that can diffract light.
  • The direction of diffracted light depends on the direction of polarization of incident light.
  • DNP is developing this with using ‘All Roll-to-Roll process’.

FEATURES

  • Thin (~50μm) / Flexible.
  • High flexibility in aspheric phase design.
  • Broadband wavelength types are also available.

APPLICATIONS

  • Lens (chromatic aberration compensation in refractive lenses)
  • LiDAR (solid state beam steering device)
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Waveguide for AR Glasses

Waveguide for AR Glasses

SUMMARY AND ADVANTAGES

  • DNP has established a "one-step-shop solution" for the AR glasses market,from mold fabrication to device safer manufacturing.
  • We are pursing mass production oh high precision waveguides for AR glasses by talking advantage of the superiority of a "hard-to-hard" imprinting process through an alliance with SCIVAX Inc.

FEATURES

  • Good pattern fidelity
  • Good alignment imprint capability
  • Low distortion
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Collimator Lens-Embedded Diffractive Optical Element (CL-DOE)

Collimator Lens-Embedded Diffractive Optical Element

SUMMARY AND ADVANTAGES

  • We have developed a new type of DOE in which the functions of a collimator lens and DOE are integrated using DNP's optional design,master mold fabrication, and nanoimprinting capabilities.

FEATURES

  • Simplified module configuration
  • No need for alignment between collimator lens and DOE
  • High diffractive optical performance and functions

APPLICATIONS

  • Facial recognition
  • 3D sensor
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Low Birefringence Polymer

Low Birefringence Polymer

SUMMARY AND ADVANTAGES

  • Birefringence causes light leakage and image focus distortion.
  • DNP's polymer has almost zero birefringence and a high glass transition temperature.

FEATURES

  • Low birefringence and low photoelastic coefficient
  • High glass transition temperature
  • High light resistance

APPLICATIONS

  • Plastic lens for XR devices and cameras
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Formable Functional Film

Formable Functional Film

SUMMARY AND ADVANTAGES

  • Through utilizing DNP's optical expertise, we have developed formable functional films for a variety of different 3D-shaped applications.

FEATURES

  • 3D molding
  • High transparency
  • Wet coating & Roll to Roll

APPLICATIONS

  • 3D Formable Transparent Film for EMI Shielding
  • Formable Anti-Reflection Film
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Formable Functional Film

Formable Functional Film

SUMMARY AND ADVANTAGES

  • Through utilizing DNP's optical expertise, we have developed formable functional films for a variety of different 3D-shaped applications.

FEATURES

  • 3D molding
  • High transparency
  • Wet coating & Roll to Roll

APPLICATIONS

3D Formable Transparent Film for EMI Shielding
Formable Anti-Reflection Film
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Transparent antenna film

Transparent antenna film

SUMMARY AND ADVANTAGES

  • Fine mesh film with high transparency and conductivity.
  • Invisible fine metal wrring on transparent film enables antenna functionalities without compromising the design.

FEATURES

  • High Transparency:Total Transparency > 88%
  • Low Resistivity:Sheet Resistance 1-2Ω/sq
  • Optimized optional properties are achievable

APPLICATIONS

  • Smartphones,tablets,AR/VR glasses,wearable devices, etc.
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Light control film

Light control film

SUMMARY AND ADVANTAGES

  • Light control film can instantaneously switch between clear and dark state with an electrical charge by Guest-Host Liquid Crystal (GHLC) method.

FEATURES

  • Fast switching speed (≦ 1sec)
  • Low haze (1%)
  • Color reproduciblilty (Neutral Black)
  • Low voltage requirement (≦30V)
  • Possible to laminate on curved surfaces
  • Capable of segmented design

APPLICATIONS

  • Automotive : Smart and anti-glare functions for windows glass such as sunroofs, side & cabin mirrors, and sun visors.
  • Display : Contrast improvement for transparent display.
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Light Source for Eye Tracking

Light Source for Eye Tracking

SUMMARY AND ADVANTAGES

  • Multiple lights are emitted to a user's eye through a light guide that is placed on a frame or lens.
  • By using a light guide with multiple radiation points,the number of LEDs can be reduced when compared to general "eye tracking" system.
  • The assembly process can be simplified by reducing the number of required components.

FEATURES

  • Reduction of LEDs
  • Simpler assembly process
  • Device miniaturization

APPLICATIONS

  • Eye Tracking for XR devices (Smart Glass, HMD)
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