Technical Specifications
| Material | Polycarbonate (PC), light-diffusing grade |
| Appearance | Frosted |
| Light Transmission | 30–80% (grade-dependent) |
| Light Diffusion | High (uniform light spread, reduced hotspots) |
| Density | ~1.20 g/cm³ |
| Tensile Strength | ~60–70 MPa |
| Flexural Strength | ~85–95 MPa |
| Impact Resistance | Very high (virtually unbreakable vs acrylic) |
| Service Temperature | −40°C to +115°C |
| Heat Deflection Temp (HDT) | ~130–140°C |
| UV Resistance | Moderate |
| Weather Resistance | Good |
| Chemical Resistance | Good to weak acids; poor to solvents |
| Applications | LED light panels, signage, architectural lighting, ceiling diffusers |
Polycarbonate Light Diffuser
Polycarbonate light diffuser sheets provide superior strength, impact resistance, and light control compared to standard acrylic. At 3 mm thickness and a size of 2440 × 1250 mm, they deliver even…
Optional finishing services - toggle any you need.
Optional. Add drilled holes to your piece.
Acrylic only - optical-grade edge finish
Pick which edges to polish.
Flame polish is only available on acrylic.
Manual router - per-corner price scales with thickness
Rounded or 45 degree bevel - per-metre rate x thickness
Why choose Polycarbonate Light Diffuser?
Key Benefits of Polycarbonate over Acrylic Diffusers:
- Impact Resistance: Polycarbonate is up to 250 times stronger than glass and significantly tougher than acrylic , making it ideal for high-impact or vandal-prone areas.
- Heat Resistance: With a higher softening point, polycarbonate performs better under high-temperature lighting conditions.
- Durability: Superior UV and weather resistance ensures long-term clarity and performance, even in harsh environments.
- Safety: Its shatter-resistant properties make it a safer alternative in public spaces and industrial lighting systems.
Polycarbonate Light Diffuser Sheets provide superior strength and impact resistance compared to traditional acrylic diffusers. Designed for lighting panels, skylights , and commercial fixtures, these sheets offer excellent light transmission while reducing glare and hot spots, ensuring even illumination in both indoor and outdoor environments.
Available in a range of thicknesses, patterns, and light diffusion levels, polycarbonate diffusers deliver a reliable, energy-efficient solution for modern lighting applications where strength and clarity are equally important.
Technical Specifications
| Material | Polycarbonate (PC), light-diffusing grade |
| Appearance | Frosted |
Frequently Asked Questions
What is a polycarbonate light diffuser?
How does polycarbonate compare to acrylic for light diffusers?
Is polycarbonate suitable for LED lighting?
What light transmission options are available?
Can polycarbonate diffusers handle heat from lighting?
What you can make with Polycarbonate Light Diffuser

Amusement Glass
Replacement acrylic panels for arcade, pinball, and vending machines.

Data Centre Enclosures
Polycarbonate tube and sheet enclosures for cable and sensor runs.

Air Conditioner Covers
Custom cut acrylic, polycarbonate and HDPE air conditioner covers. Screen outdoor units, protect from weather and keep airflow clear. Cut to size, shipped Australia-wide.

Boat Windows
Marine-grade polycarbonate windscreen and porthole replacements.

Data Switch Covers
Protective plastic covers for network switches and patch panels. Clear acrylic and polycarbonate options, cut to size and laser-etched for ports and labels.

Greenhouses
Polycarbonate tube and panel systems for garden and commercial growing.

Bus & Coach Parts
Machined rod and tube for grab rails, bushings, and transit fittings.

Protective Barriers
Ballistic-grade and standard polycarbonate barriers and partitions.
Processing Services
Services available for this product
CNC Routing
Profiling, drilling, and countersinking in polycarbonate sheet.
Learn moreFabrication
Cold bending, thermoforming, and assembly of polycarbonate.
Learn moreMachined Parts
Precision polycarbonate components for guards and enclosures.
Learn moreLaser Cutting
Laser cutting for thin polycarbonate film and sheet.
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