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Polycarbonate solid sheet

3 mm White Solid Acrylic Light Diffuser Sheet
3 mm White Solid Acrylic Light Diffuser Sheet

Product Features

Solid white PMMA acrylic material with superior light diffusion capability

Effectively eliminates LED hot spots, delivers smooth and uniform light output

High rigidity and good surface hardness, scratch-resistant for long-term use

Stable optical performance, low yellowing under continuous lighting

Easy to fabricate: CNC cutting, routing, drilling, edge polishing & silk-screen printing

Available in multiple thicknesses, custom cut-to-size service per drawings

Consistent sheet quality, less optical variation across panels


Hotline: +86 134 5150 4328
Product Details
  • Specification
  • Features
  • Application
  • FAQ
  • Solid white PMMA acrylic material with superior light diffusion capability

    Effectively eliminates LED hot spots, delivers smooth and uniform light output

    High rigidity and good surface hardness, scratch-resistant for long-term use

    Stable optical performance, low yellowing under continuous lighting

    Easy to fabricate: CNC cutting, routing, drilling, edge polishing & silk-screen printing

    Available in multiple thicknesses, custom cut-to-size service per drawings

    Consistent sheet quality, less optical variation across panels


  • LED Light Boxes & Backlit SignageThe main application for solid white acrylic diffuser sheet. It evenly spreads LED light to eliminate hot spots, creating soft, consistent illumination for advertising lightboxes, store signs, channel letters and backlit displays.

    Indoor Lighting FixturesSuitable for panel lights, ceiling lamps, cabinet lights and surface-mounted lighting covers. It homogenizes point light sources into gentle surface light.

    Display & Instrument PanelsUsed for backlit instrument displays, indicator panels and control interface covers. Provides uniform backlight while hiding LED components.

    Decorative Interior ProjectsBacklit decorative wall panels, translucent partition decoration and luminous furniture. Achieves clean and soft glowing visual effect.


  • Q1: What is solid white acrylic light diffuser sheet? 

    A: It is solid white PMMA panel to evenly spread LED light and eliminate hot spots for light boxes and backlit signs.

    Q2: What thicknesses are available?

    A: 2mm, 3mm, 4mm, 5mm. Custom cutting is supported.

    Q3: Can it be CNC cut and silk printed? 

    A: Yes, CNC machining, edge polishing and silk-screen printing are available.

    Q4: Will it turn yellow after long lighting hours? 

    A: Our premium PMMA material features low yellowing for long indoor lighting use.

    Q5: What are its typical uses? 

    A: LED light boxes, backlit signs, panel lights, ceiling lamps and backlit decorative panels.

    Q6: Can I get samples? 

    A: Samples are available. Buyer covers courier cost.


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