Opening New Horizons, Charting a New Course – Suna Optoelectronics Embarks on the Photonics West Exhibition

From January 28 to 30, 2025, the SPIE Photonics West 2025 was held at the Moscone Convention Center in San Francisco. SPIE Photonics West is one of the most influential optoelectronics and laser technology exhibitions in the world, attracting industry professionals including optoelectronics equipment and laser device manufacturers, suppliers, distributors, and importers/exporters from around the globe. Meanwhile, SPIE also focuses on showcasing cutting-edge optoelectronics technologies and laser products, covering a wide range of fields such as lasers, optical components, infrared technology, optical communications, optoelectronic materials, spectrometers, and more. Suna Optoelectronics showcased its infrared sensing products, gratings, and microlens arrays for optical communications applications at Photonics West — Booth #457.

At this year's Photonics West, Suna Optoelectronics showcased and highlighted its microlens array products for applications including infrared sensing, gratings, and optical communications — effectively communicating the company's product competitiveness and customer service value. Leveraging its industry-leading micro-nano optics R&D and manufacturing platform, Suna Optoelectronics has successfully launched a range of products including wafer-bonded silicon lenses, microlens arrays, fused silica lenses, transmission gratings, and grooved/scribed microlens products. These solutions meet the needs of optical applications such as infrared imaging, infrared temperature measurement, LiDAR, spectrometers/lasers, and optical communication modules.

SUNA is a world-leading provider of wafer-level microlens chip technology, with both optical and electrical product lines. Its product portfolio covers optical communication lenses, microlenses for LiDAR, wafer-level silicon lenses for infrared temperature measurement/imaging, infrared metallized coatings/silicon windows, as well as silicon capacitors and IPDs. Cumulative shipments of microlens products have exceeded 230 million units.

I.Silicon Lenses for Infrared Temperature Measurement/Imaging & Infrared Metallized Silicon Windows

Widely used in infrared temperature measurement and imaging applications — including human body temperature monitoring, wearable devices, smart building energy-saving control, and human detection equipment. This product offers high optical quality and reliability, meeting customer requirements for customization and low cost. It is the ideal complement to thermopile chips and focal plane array chips.

II.Planar Transmission Grating

Product Advantages

1. High Diffraction Efficiency: Manufactured using advanced etching processes, our planar gratings achieve high diffraction efficiency with low polarization-dependent performance across a wide spectral range.
2. High Laser Damage Threshold: As pure dielectric gratings containing no polymer components, they offer an excellent high laser damage threshold.
3. Customizable Anti-Reflection Coatings: We provide customized anti-reflection (AR) coating design and deposition services to meet your specific wavelength requirements. Our AR coatings achieve over 99% transmission efficiency, minimizing optical loss.

Application Areas

1. Optical Communications: Wavelength selective switches (WSS), tunable filters
2. Laser Technology: Wavelength locking, laser pulse compression and stretching
3. Spectral Analysis: Raman spectroscopy, optical coherence tomography (OCT)

III. Wafer-level Lenses

SUNA' wafer-level lenses are widely used in the optical communications field, including optical modules, CPO packaging, WSS, OCS, and other applications. They offer industry-leading product performance and reliability, meeting customer requirements for customization.

Technical Advantages

Semiconductor Wafer Manufacturing    ROC:100~9000um    Thickness: 0.25–1.1mm
High Integration       SAG: 3–100μm     Array Pitch Accuracy: 0.3μm
At the exhibition, SUNA showcased its latest achievements. Leveraging its technical advantages in the industry, the company attracted significant attention from numerous global customers and industry experts. Looking ahead, Suna will continue to increase R&D investment, strengthen international cooperation, and drive innovation to enhance its competitiveness and product added value, further advancing the development of micro-nano optics technology.

SUNA
2025.1.29