Precision Plastic Optics for Advanced Sensing & Lighting

Infra-otica designs and manufactures high-performance plastic Fresnel lens arrays, micro structured optics, and complete optical systems for PIR sensors, LED lighting, security systems, and solar concentrators.

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About Infra-otica

Infra-otica offers off-the-shelf and custom plastic optical components for passive infrared sensors (PIR), lighting controls, motion sensors, and security systems. Our specialty lies in Fresnel lens arrays engineered for precision and performance.

With engineering expertise dating back to 1993, our team utilizes the latest mechanical and optical CAD software to deliver innovative solutions. We focus exclusively on optically-based projects, specializing in plastic optical components, micro structured optics, and Fresnel lenses.

Our manufacturing base in Shenzhen, China enables economical production without compromising quality. We support complete product development — from lenses and reflectors to electronics and packaging.

Our Core Services

From concept to production, Infra-otica provides end-to-end optical engineering and manufacturing services focused on plastic-based optical systems.

Optical Engineering

Full-cycle optical design using advanced CAD tools. Expertise in Fresnel lenses, micro structured optics, and PIR sensor optimization since 1993.

Custom Manufacturing

In-house plastic injection molding, mold making, and surface mount PCB assembly. ISO 9001:2000 and ROHS certified production in Shenzhen, China.

Complete Product Integration

We deliver full solutions including lenses, reflectors, electronics, and packaging — ideal for lighting controls, security systems, and solar concentrators.

Our Product Range

High-performance plastic optical components designed for reliability and precision in real-world applications.

Stock Fresnel Lens Array

Off-the-shelf plastic Fresnel lenses optimized for passive infrared (PIR) motion sensors in security and lighting control systems.

T-360 Lens

Low-profile occupancy sensor lens ideal for ceiling-mounted motion detection in commercial and residential lighting controls.

Bayonet LED Lamp

Designed for vehicle lighting applications, featuring robust bayonet mount and optimized light distribution.

PIR Motion Sensor Lens

Custom and standard lenses for passive infrared motion sensors used in security systems and automation.

LED Lighting Optical System

CAD-designed optical systems for LED lighting, including reflectors and secondary optics for uniform beam shaping.

Custom Lenses

Custom Fresnel Lenses

Tailored optical solutions for unique sensing or illumination requirements. Rapid prototyping and volume production.

Micro Optics

Micro Structured Optics

Precision-engineered micro-optical surfaces for beam shaping, diffusers, and light guides in compact systems.

Solar Concentrators

Solar Concentrator Lenses

High-efficiency plastic lenses designed to focus solar energy for photovoltaic and thermal applications.

Our Technology

Decades of experience in optical design and manufacturing, backed by modern tools and certified production processes.

Engineering Excellence

• Optical and mechanical CAD design since 1993
• Specialization in Fresnel lenses and micro structured optics
• Full simulation and ray tracing for PIR and LED systems
• Design for manufacturability and cost-effective scaling

Manufacturing Capabilities

• ISO 9001:2000 and ROHS certified factory
• Plastic injection molding and precision mold making
• Metal fabrication and CNC machining
• Surface mount PCB assembly for integrated systems

Frequently Asked Questions

What are Fresnel lenses used for?

Fresnel lenses are used to focus or collimate light efficiently in compact form factors. At Infra-otica, they are primarily used in passive infrared (PIR) motion sensors for security and lighting control, as well as in LED lighting and solar concentrators.

Do you offer custom optical design?

Yes. Our engineering team specializes in custom plastic optical components, including Fresnel lenses and micro structured optics. We provide full design, prototyping, and manufacturing services tailored to your application.

Where is manufacturing located?

Our manufacturing is based in Shenzhen, China, allowing us to offer high-quality production at competitive costs. The facility holds ISO 9001:2000 and ROHS certifications.

Can you integrate optics with electronics?

Absolutely. We provide complete product solutions including lenses, reflectors, PCBs, and packaging. Our surface mount assembly line supports integration of optical and electronic components.

Contact Infra-otica

Reach out to our engineering team for product inquiries, custom design, or manufacturing support.

Contact Information

Phone (USA): +1.916.834.9283

Phone (Brasil): +55.11.3304.9840

Phone (Hong Kong): +852.2127.0512

Fax: +1.917.472.7359

Email: infraotica@infraotica.com

Address: 15 East 26th Street, Suite 18C, New York, NY 10010, USA

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