Background

Modular. Scalable. Silicon Photonics. Guaranteed.

OpenLight’s PASIC technology delivers scalable, production ready silicon photonics.

Enquire
Openlight functional verification 20230815 152629

Driving terabit optics with a 3.2T DR8 PIC

448G EAM performance enables 3.2T DR8 silicon photonics.

Discover 3.2T
Optics

OpenLight Raises $34M

In a Series A to scale next-generation integrated photonics for AI data centers

More
Adam Carter 3 1000

400G per lane modulators

Industry-leading silicon photonics for high-performance, energy-efficient connectivity. 

More
Typical 400 G Eye Diagram

WE ARE HIRING! 

Join our team. We have many open positions available.

Jobs listing
Optics 1500
from OpenLight

PhotonicApplication - SpecificIntegratedCircuit

OpenLight is the world-leader in custom, PASIC chip design and manufacture. OpenLight’s unique, heterogeneously integrated, silicon photonics technology enables next-generation PASIC designs, where the passive and active elements are built into the same silicon platform. We offer three prime services for our customers:

Design Enablement

OpenLight enables customers to design their own PASIC using its Process Design Kit (PDK).

Pasic enablement
PASIC Design Enablement

Inhouse Design

OpenLight will design and build your PASIC for you. OpenLight’s inhouse engineers provide custom PASIC design and layout services.

Holding chip
PASIC Inhouse Design

Production

OpenLight will manufacture your PASIC for you. We will guarantee the production and operation of that PASIC, giving customers confidence to take on designing their own PASICs.

Pasic production 2
PASIC Production

OpenLight’s unique technology

OpenLight’s unique, heterogeneously integrated enables PASICs to be designed and manufactured with all the passive and active elements onboard. The resulting PASIC demonstrates next-level improvements in:

Performance

Performance.

Low latency and power is standard in OpenLight’s unique PASIC.

Reliability

Reliability.

Production simplicity is core to OpenLight’s PASIC reliability.

Value

Value.

Lower costs by integrating active and passive components on the OpenLight PASIC.

Latest from the newsroom

Electro Optics: OpenLight showcased 400G-per-lane III-V silicon photonics at OFC 2026
Apr 2026

Electro Optics: OpenLight showcased 400G-per-lane III-V silicon photonics at OFC 2026

The Electro Optics article, following OFC 2026, covered OpenLight’s demonstration of its heterogeneous III-V silicon photonics devices. It included…

Electro Optics: OpenLight showcased 400G-per-lane III-V silicon photonics at OFC 2026
Lightwave: OpenLight pushes photonic integration as AI networks drive optical scaling
Apr 2026

Lightwave: OpenLight pushes photonic integration as AI networks drive optical scaling

The Lightwave article, following OFC 2026, highlights OpenLight’s approach to heterogeneous III–V integration on silicon photonics for…

Lightwave: OpenLight pushes photonic integration as AI networks drive optical scaling
Solving the heat problems: How silicon photonics is redefining thermal efficiency in data centers
Mar 2026

Solving the heat problems: How silicon photonics is redefining thermal efficiency in data centers

Read DCD Magazine's industry interview with Adam Carter CEO

Solving the heat problems: How silicon photonics is redefining thermal efficiency in data centers