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LED Light Diffusing Opal Acrylic disc

LED Light Diffusing Opal Acrylic disc

Perspex cast acrylic sheet produced specifically to diffuse white LED lighting while eliminating ‘hotspots’ from individual LEDs. Material is supplied in discs at the diameter required. LED lighting discs are available in 3mm and 5mm thicknesses.
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Perspex Opal 1TL2 is part of the Perspex Spectrum range, formulated specifically to optimize performance when used with LED lighting.

Key features:

  • Even diffusion of LED lighting
  • Elimination of 'hotspots' caused by individual LED diodes
  • Supplied in diameters up to 2030mm
  • Available in 3mm and 5mm thicknesses
  • Opal (off-white) gloss finish
  • Lightweight
  • Recyclable

Typical applications:

  • Replacement diffusers for downlights
  • Office lighting
  • Exterior lighting
  • Retail lighting
  • Signage
  • Light box systems

Elimination of hotspots

Unlike standard light diffusing materials, Led diffusing material ensures light from individual LED diodes are not visible ‘hotspots’. Light is diffused and dispersed throughout the material displaying light evenly.

Disc size/diameters available

Discs are available in diameters up to 2030mm.

Thicknesses available

3mm and 5mm


Without a light source the discs are opal (off-white) in colour with a slight gloss surface finish. The temperature of the light when lit is dependent on the light source.


Acrylic light diffusing materials are fully recyclable.

Maximum diameter 2030mm
Available thicknesses 3mm, 5mm
Material reference code Spectrum Opal 1TL2
Light transmission 48%
Manufacturers thickness tolerance +/- 10% plus 0.4mm (e.g. 5mm sheet could vary from 4.1mm to 5.9mm)
Colour Opal (off-white/milky)
Finish Gloss on both sides
Protective film Material is supplied with protective film on both sides

We dispatch orders to the UK and Europe. Delivery charges are based on the longest side of the sheet ordered. Only one delivery charge will be applied per order regardless of how many items have been ordered.

Longest side

Orders under £150 (inc VAT)

Orders over £150 (inc VAT)

Express Delivery





Under 500mm Long




500mm to 1449mm Long




1450mm to 2440mm Long




Over 2440mm and Longer

Contact us

Contact us

Contact us

Europe 7-10 working days

Contact us for express prior to ordering.

Delivery estimates
We process and dispatch most orders within 48 hours of receiving the order & cleared funds, standard delivery time as listed below:

  • Standard delivery 3-5 days
  • Express delivery 1-3 days

Express Delivery
If you require a quick delivery you may consider opting for our Express Delivery at the checkout. Express Delivery orders will be processed immediately and will be delivered using our preferred nationwide carrier.

Next Day Delivery
Next Day delivery is not offered via our site, please contact us directly to discuss your requirement

Collection is available from our Factory/Warehouse in Chelmsford, Essex CM3 8DQ. When placing an order on our website there is an option on the final stage of the checkout for Collection/pickup. Once your order is ready for collection you will be notified the order is ready.

Due to the bespoke offering of” made to measure” sheet and associated products we supply, we provide delivery prices at our standard rate and reserve the right to cancel an order should it become economical to fulfil the order. In these rare circumstances the customer will be contacted first to discuss alternative delivery options.

Some delivery postcodes and areas can incur increased delivery costs, if this is likely to happen, we will contact the customer to discuss any delivery surcharges that may have to be applied.

Below are some examples of delivery areas which may delivery surcharges be applied,

  • Channel Islands
  • Scottish Islands
  • Isles of Scilly
  • Scottish Highlands
  • Remote areas

Will I be notified when my order is out for delivery?


Yes. Wholesalepos will send you an email when your order has been dispatched. If your shipment is trackable the email will contain tracking details and a link to the delivery couriers website, where you can track the progress of the shipment.


I need my order urgently, can I pay for faster shipping?


Yes. We offer an express delivery service which aims to deliver all orders in 1-3 working days. Orders are delivered by a recognised courier company and may require a signature on delivery.


Can I collect my order from Wholesalepos?


Yes, of course. At the final stage of the checkout process there is a delivery option labelled "Collection/pickup" which is free. When your order is ready for collection you will receive an email to notify you, which includes our opening times and address.


Can Wholesalepos help me with a fabrication project?

Yes we can. Customised, cut-to-size materials can be ordered directly through the website, but if you require further fabrication we can help you with this too.

Our fabrication services include,

  • CNC routing
  • Bending
  • Shaping
  • Bonding/glueing
  • Diamond polishing
  • Flame polishing
  • Intricate laser cutting

Examples of fabricated products include,

  • Acrylic display cases
  • Point of sale 
  • Retail display
  • Lighting applications
  • Brochure holders
  • 2D/3D Acrylic lettering
  • Furniture
  • Office Interiors

For enquiries regarding any project from prototypes to large production runs, please call or email to discuss your requirements. 


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About Us

With many years experience working with plastic materials and products, we have the knowledge and knowhow to help you with your requirements. 

Contact us

Unit 6 Runwell Hall Farm,
Hoe Lane, Rettendon, Chelmsford,
Essex, CM3 8DQ

01268 574470



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