From UV to MWIR — every wavelength, one supplier
SWIR LED
1000 – 1650nm Short-Wave Infrared
The core light source for healthcare, gas sensing, food analysis.
FEATUREDMWIR LED
3000 – 5000nm Mid-Wave Infrared
Molecular-level gas sensing — CO, CO₂ and beyond.
IR LED
650 – 870nm Point Source
Near-infrared. Machine vision, security, optical sensing.
UV LED
308 · 310 · 325 · 340nm Deep UV
Mercury-free sterilisation, curing, sensing.
Optical Lenses & Filters
Fused Silica · Sapphire · Ge · ZnSe
Precision-grade optics from UV through IR.
UV LED Water Steriliser
WS G2 · G4 · G8 · T5 · T30
6 tonnes/min, 97% Vibrio reduction.
FEATUREDGaAs Wafer
DOWA Japan · China-control-free
Conductive/SI/EPI GaAs official import. Japan-origin, free of China gallium controls.
Leadframe (Jentech)
LED · Semiconductor · HPC Cooler
Direct supply to Korean LED makers, custom design.
LED wavelength comparison
Compare DOWA's four LED families by wavelength, output, and use at a glance. Click a row for full specs.
| Family | Wavelength | Typical output | Key applications |
|---|---|---|---|
| UV LED | 308 · 310 · 325 · 340 nm | ~130 mW | Sterilisation · curing · fluorescence |
| IR LED | 650 – 980 nm | ~10.5 mW | Machine vision · security · ADAS |
| SWIR LED | 1,040 – 1,900 nm | ~575 mW | Non-invasive medical · gas sensing · food QC |
| MWIR LED | 2,100 – 4,300 nm | ~20 mW | CO₂ · CH₄ NDIR gas sensing |
* Typical output is the max across wavelength/package. See each product page for full specs.
Designing next-gen photonic solutions, together
Tell us your wavelength, package, volume and delivery — we'll return with tailored proposals and samples.