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Polycarbonate diffuser

Milky White PC Light Diffuser Sheet
Milky White PC Light Diffuser Sheet

Product Features

Milky white PC substrate, single-side frosted matte texture

Superior light mixing performance, eliminates LED hotspots and glare

PC base material, great toughness and impact resistance compared with acrylic

Stable optical performance, low yellowing under long-term lighting

Matte surface for uniform light output, smooth back side for easy assembly

PE protective film to prevent scratches during processing and transport

Processable with CNC cutting, drilling, hot bending, silk-screen printing

Custom thickness, haze and transmittance available upon request

Hotline: +86 134 5150 4328
Product Details
  • Specification
  • Features
  • Application
  • FAQ
  • Milky white PC light diffuser sheet is made of polycarbonate with single-side frosted matte surface. It delivers excellent light homogenizing capability to cover LED bright spots and produce soft, glare-free light. Different from acrylic diffuser plates, PC material offers outstanding toughness and impact resistance, not easy to crack. It maintains stable optical properties and low yellowing under continuous illumination. The frosted matte face ensures even light emission while the reverse smooth side facilitates fixture installation. PE protective film is applied to guard the sheet surface. It supports CNC cutting, hole drilling, hot bending and silk-screen printing. Custom thickness, haze and transmittance can be tailored for various lighting projects.

  • LED panel lights, ceiling lamps, linear lamp diffuser covers

    Backlit advertising light boxes and signage backlight panels

    Household appliance indicator backlight covers

    Vibration-prone lighting fixtures requiring anti-break property

    Equipment and instrument soft lighting diffusion components


  • Q1: What is the difference between frosted PC diffuser and acrylic diffuser?

    A: PC has higher impact resistance and toughness, suitable for environments where breakage risk exists. 

    Q2: Can this sheet be hot bent? 

    A: Yes, polycarbonate material supports hot bending forming. 

    Q3: Can optical parameters like haze be customized? 

    A: Yes, multiple optical grades are available for selection. 

    Q4: Is the frosted texture on one side only? 

    A: Yes, single side matte frosted, reverse side smooth. 

    Q5: Are samples available?

     A: Yes, samples can be provided, freight cost borne by buyer.

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