Driving Innovation in Semiconductor Lithography and Metrology

Our vertically integrated processes allow precise customization of detector geometry, spectral responsivity, and packaging, enabling integration into a wide range of platforms—from compact in-situ monitoring modules to large-area, high-flux detectors.

Spotlight on Bio & Life Sciences: PbS/PbSe Detectors Driving Precision in Medical and Gas Analysis

The bio and life sciences sectors are experiencing a technology-driven shift toward real-time, high-resolution measurement systems.

High-Performance Photonics for Space and Astronomy

Opto Diode’s UVG series photodiodes and radiation hardened LEDs are designed to meet the demanding optical requirements of space and astronomy platforms.

Silicon Photodiodes - UVG Series

UVG series silicon photodiodes product information.

Absolute UV Silicon Photodiodes - AXUV Series

Two unique properties of the AXUV photodiodes provide previously unattainable stable, high quantum efficiencies for XUV photons.

Fluorescence Microscopy

Our dedication to optimizing fluorescence microscopy systems is evident in our high-performance LEDs and photodiodes, engineered for precision, stability, and sensitivity.

High-Performance Photodetectors for Advanced Microscopy

Opto Diode’s AXUV series photodetectors are specifically engineered for direct detection of high-energy particles, including electrons and X-rays.

Silicon Photodiodes - SXUV Series with Platinum Silicide Front Entrance Windows

It is known that the UV photon exposure induced instability of common silicon photodiodes is caused by the front silicon dioxide window.

Customizable DUV & EUV Photodiodes (AXUV & SXUV Series)

Opto Diode provides fully customizable AXUV and SXUV photodiodes for deep ultraviolet and extreme ultraviolet detection, supporting advanced semiconductor lithography, soft X-ray metrology, and scientific research instrumentation.

Image of Opto Diode AXUV100G Large-Area Photodiode AXUV100G Large Active Area Photodiode for X-Ray, EUV, and Particle Detection Updated: 2025-08-11

The Opto Diode AXUV100G delivers high-performance detection of EUV and X-ray radiation with a large active area and stable response in demanding environments.

Image of Opto Diode OD-469L High-Power 469 nm LED OD-469L Visible Wavelength LED for Sensing and Illumination Updated: 2025-08-11

The Opto Diode OD-469L delivers high radiant output and narrow spectral bandwidth at 469 nm, ideal for scientific, industrial, and medical use.

Image of Opto Diode SA727-5M2 High-Power IR Emitter SA727-5M2 High-Power IR Emitter for Precision Sensing and Illumination Publish Date: 2025-06-09

The Opto Diode SA727-5M2 IR Emitter offers low thermal resistance, stable output over time, and is compatible for harsh atmospheric conditions.

Image of Opto Diode SXUV100 Wideband Photodiode SXUV100 Large-Area Photodiode for EUV and VUV Detection Updated: 2025-07-28

The Opto Diode SXUV100 offers stable, low-noise performance with high responsivity in the 1 nm to 200 nm spectral range for EUV and high-vacuum applications.

Image of Opto Diode BXT2-17TF High-Power 850 nm LED BXT2-17TF IR Detector with 4.7 µm Bandpass Filter Updated: 2025-07-28

The Opto Diode BXT2-17TF IR detector with 4.7 µm bandpass filter enables precise and selective sensing of infrared radiation associated with CO absorption.

Welcome to Opto Diode! Our company specializes in high-performance photonic solutions, including photodetectors, IR detectors, IR emitters, and LEDs.

Precision IR Detection for Critical Environments

From flame detection to tracking greenhouse gases like methane (CH₄) and carbon dioxide (CO₂), PbS and PbSe detectors deliver fast, reliable measurements critical for safety and compliance.

PbS & PbSe Detectors for Flame and Gas Monitoring

In the field of safety and security, PbS and PbSe detectors play a crucial role in flame and fire detection systems via detection of infrared radiation emitted by flames, allowing for early detection of fires.

Photodiode and LED Technologies: Enabling Innovation Across Industries

Our applications range from high reliability LEDs to high performance detection across the entire spectrum including spectroscopy, position sensing, color measurements, wearable technologies, inspection and metrology.

Product Catalog

Opto Diode Corporation is a trusted provider of high-performance photonic solutions, specializing in photodetectors, infrared (IR) detectors, IR emitters, and LEDs.

Space Qualified EUV Photodiodes

These photodiodes are designed to measure EUV light wavelengths, most commonly emitted during solar flares and coronal mass ejections.