IoTConnectivity
Supporting High-Speed, High-Capacity
Communication
and
High-Precision Sensing
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- Polymer Optical Waveguides & Materials
Polymer Optical Waveguides & Materials
(Under Development)
By Supplying Advanced Optical Circuit Components
and Materials, We Provide Solutions in the
Domains of Optical Communication and Sensing
Features
Single-mode Polymer Waveguide Material for Opto-electronic Integration - Liquid Material
- Liquid materials (core and cladding) compatible with photolithography processes
- PFAS-free negative tone material (i-line exposure) with solvent development
| Development Material | Dev. A | Dev. B |
| Propagation Loss | 0.39 dB/cm | 0.29 dB/cm |
| NA (Numerical aperture) |
0.31 | 0.28 |
| Bending Characteristics | Minimum bend radius 1mm | |
| Reflow in N2 (260℃ 40 sec x 10 pass) |
Pass | |
◆ Application Example
Spot Size Converter for Membrane Lasers
- Y. Maeda, et. al., ISLC2024, MD5
- Y. Maeda, et. al., OFC2025, Tu3J.4
Multi-mode Optical Waveguide
- Optical Circuit
Component
- Film-type waveguide suitable for optical wiring in narrow spaces (Thickness: 100μm)
- Compatible with optical fibers and optical devices via optical connectors & micro mirrors
◆ Propagation Loss: 0.05 dB/cm (λ 850 nm)
◆ NA (Numerical Aperture): Horizontal 0.21/Vertical 0.32
◆ Minimum pattern bend radius 20mm
◆ Minimum vertical bend radius 5mm
◆ Reliability (125℃ 1000hr): Pass
◆ Reliability (85℃/85% 1000hr): Pass
Multi-mode Optical Waveguide Materials
- Dry-film Material
- Enables optical circuit formation via a development-free process (photo-addressing method)
- Contributes to process simplification & reduction of environmental impact
◆ Propagation Loss: 0.06 dB/cm (λ 850 nm)
◆ NA(Numerical aperture) : 0.26
◆ Minimum pattern bend radius 20mm
◆ Minimum vertical bend radius 10mm
◆ Reflow Resistance (245℃ in N2, 3 pass) : Pass
◆ Reliability (85℃/85% 1000hr) : Pass
Application Examples
Data Communication
Sensing
