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Infrared Sensing Fresnel Lens Infrared Sensing Fresnel Lens

Custom PIR Fresnel Lens Factory | 8603-4A

Specification

[Product Name] PIR Fresnel Lens Manufacturer

[Model] 8603-4A

[Material] Optical HDPE
[Dimension] ¢35.6*11mm

[Focal Length] 17.5mm

[Sensing Angle] 360° Full Coverage

[Detection Distance] 12m

[Color] white, black, customized

[Lens Profile] Dome (Hat-Style)

[Installation Type] Ceiling Mounted
[Custom Service] OEM & ODM Optical Design


Custom PIR Fresnel Lens Factory for Lightweight 360° Infrared Optical Components | Model 8603-4A


The 8603-4A Custom PIR Fresnel Lens is a compact dome-style optical lens engineered for next-generation ceiling-mounted PIR sensor products requiring lightweight construction and dependable infrared performance.

Designed with a 17.5mm focal length, 360° optical coverage, and a 12-meter sensing diameter, the lens supports efficient infrared signal transmission while minimizing product size and weight.

Its compact geometry makes it an excellent choice for modern electronic devices where space optimization, stable optical characteristics and customizable Fresnel structures are essential.


What is the 8603-4A Custom PIR Fresnel Lens?
The 8603-4A is a compact dome-style PIR Fresnel lens featuring a 17.5mm focal length, 360° optical coverage and a 12-meter sensing diameter. Its lightweight structure is designed to support compact ceiling-mounted sensor products while providing stable infrared optical performance.


Why Choose Yuying Optical as Your HDPE PIR Fresnel Lens Manufacturer?

  • More than 30 years of Fresnel lens manufacturing experience
  • In-house mold design and precision optical engineering
  • Optical-grade HDPE material with stable infrared transmission
  • OEM and ODM customization for global customers
  • Consistent quality backed by ISO-certified manufacturing
  • High-volume production with reliable lead times
  • Engineering support from prototype to mass production
  • Global export experience serving customers across multiple industries



Why Choose a Compact Dome Fresnel Lens?

  • Smaller footprint for compact product designs
  • Reduced component weight without compromising optical performance
  • Wide-angle 360° infrared coverage
  • Optimized for modern low-profile sensor housings
  • Stable optical geometry for consistent detection
  • Easy integration into space-limited electronic products
  • Custom Fresnel segmentation available
  • Suitable for scalable OEM and ODM manufacturing


Custom Development Process


  • Define application requirements and installation conditions.
  • Optimize focal length and optical segmentation.
  • Design and validate precision tooling.
  • Produce engineering samples for optical testing.
  • Perform dimensional and optical verification.
  • Scale to mass production with strict quality control.
  • Provide continuous technical support for product upgrades.


Custom also Ask

What makes the 8603-4A different from standard PIR Fresnel lenses?
The 8603-4A features a compact dome profile that helps reduce overall product size while maintaining wide-angle infrared coverage and stable optical performance.

Why choose a compact PIR Fresnel lens?
Compact lenses allow engineers to design smaller sensing devices without sacrificing infrared collection efficiency, making them suitable for space-constrained products.

Is the optical structure customizable?
Yes. Yuying Optical offers customization of lens diameter, focal length, Fresnel groove layout, segmentation pattern and material selection based on project requirements.

Can this lens support rapid product development?
Yes. With in-house mold design and manufacturing capabilities, custom samples and engineering support are available to accelerate product development cycles.

What industries can benefit from this lens?
The 8603-4A can be integrated into intelligent electronics, commercial sensing products, IoT devices, automation equipment and customized infrared detection systems.




Manufacturing Capabilities

  • Precision compression molding and injection molding
  • Custom lens diameter and focal length development
  • Optical pattern optimization for specific sensing requirements
  • Mold design and rapid sample validation
  • Strict dimensional and optical quality inspection
  • Batch traceability for quality assurance
  • Flexible production for low-volume and high-volume orders
  • Technical support throughout the product development cycle


Who Is This Lens For?

  • Product design engineers developing compact PIR devices
  • OEM and ODM manufacturers requiring custom optical components
  • Electronics brands seeking lightweight infrared lens solutions
  • Industrial designers optimizing internal product space
  • Global distributors looking for reliable Fresnel lens supply

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