low-cost volumetric diffusers for linear ceiling fixture

Luminit Level Performance at Bulk Diffuser Prices

Luminit Volumetric Light Shaping Diffusers incorporate volumetric diffusion technology that offers high optical efficiency and excellent hiding power with prices as low as thin film. An adorable and effective light diffuser for ceiling light, VLSD is a commonly used option for diffusing recessed downlights, troffers, lighting pendants, and other types of ceiling fixtures and can be produced in a universally-applicable 60˚ angle on 1.5mm substrate. Available in 2 x 4-foot sheets, VLSD plastic light diffuser panels offer “Luminit-level” optical efficiency at 60-80% lower cost than standard rigid LSD. 


  • Outperforms standard bulk diffusers

  • High optical efficiency

  • Enhanced LED hiding power

  • Improved even lighting for new or existing fluorescent and LED fixtures

  • Lightweight and impact resistant

  • UV stable PMMA

  • Easily thermoformed


• Linear recessed fixtures up to 8-feet long

• Ideal for architectural lighting: LED light panels, luminaries, hanging pendants, wall washers and outdoor/indoor architectural fixtures


• Temperature Range: -30° C to 80° C

• Refractive Index: 1.49

• Transmission Efficiency: 70% up to 93%* (depending on beam angle)

• Haze: Up to 98%

• Beam Angle: 60⁰ (1.5mm)

Note that the specifications contained herein are subject to change without notice.

Download the Data Sheet or Contact one of our light shaping experts.