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Headlamp Light Guide Plate Mold

Headlamp Light Guide Plate Mold

Product Overview
This headlamp light guide is developed based on specific lamp geometry and optical path requirements, with mold design optimized accordingly. It is used to guide and distribute light within headlamp systems. Through precise control of the light guide structure and surface patterns, full illumination can be achieved using a single light source, reducing system complexity while maintaining uniform light output.

  • Challenge and Solutlon
  • Light Guide Structural Characteristics
    The light guide features a dual elongated parallel structure with evenly distributed guiding teeth along its length. The consistent pitch and depth of the light extraction patterns allow light to be gradually released along the guide, helping to avoid hot spots or dark areas. This structure is well suited for headlamp designs using a single-point light source.

    PC (Polycarbonate) Material and Optical Performance
    The light guide is molded in one step using PC (polycarbonate) material. PC offers good optical transparency combined with high mechanical strength, making it suitable for long, slender light guide structures. Under normal operating conditions, the material shows good resistance to yellowing and maintains stable light transmission and appearance over time.

    Mold Design and One-Step Molding Process
    The structure is optimized for a one-step molding process during mold development. Light guiding patterns, bending sections, and positioning features are formed simultaneously in a single mold. By optimizing gate locations, venting, and demolding directions, fine guiding textures can be accurately replicated, supporting stable mass production without secondary processing.

    Application and Integration
    This light guide is suitable for contour or decorative lighting applications within headlamp systems. It supports flexible integration with different lamp housing designs while maintaining mold feasibility and production consistency, making it suitable for long-term project use.

  • Why Choose Us
  • Why Choose Renxin for Headlamp Light Guide Plate Mold Mold

    ● ‌Experience in automotive lighting mold development since 2013
    ● ‌Support for DFM, mold flow analysis, optical simulation and trial validation
    ● ‌Suitable for OEM, Tier-1, and customized automotive lighting projects
    ● ‌Precision machining, polishing, fitting and inspection capabilities
    ● ‌Project management from design review to sample approval
  • Send Your Drawing for Free DFM Review
  • Share your 2D/3D drawing, material requirements, annual volume and project timeline. Our engineering team will review the manufacturability and provide mold solution suggestions.

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