UGR<19 Hexagon Diffuser
Hexagon Deglaring Diffuser For luminaires UGR<19. Well-defined lamp direction with average beam angle 85 degree helps to improve the light efficiency and…
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Made in Taiwan · Global Reach
Illuminating the World with Optical Grade Plastics for Lighting
Specialists in diffuser sheets, light guide plates, and optical-grade plastic solutions — Made in Taiwan, delivered globally.
15+
Years Experience
6
Global Regions
100%
Pure Resin
Opal Diffuser SheetsREACHLight Guide PlatesAcrylic SheetsUGR<19 DiffusersRoHSLinear DiffusersPFAS Free CompliantMicro PrismsPMMA · PS · PCCustom Optical SolutionsFilms & FoilsISO StandardsOpal Diffuser SheetsREACHLight Guide PlatesAcrylic SheetsUGR<19 DiffusersRoHSLinear DiffusersPFAS Free CompliantMicro PrismsPMMA · PS · PCCustom Optical SolutionsFilms & FoilsISO Standards
Optical Expertise
Deep knowledge of optical-grade material science.
Taiwan Quality
Manufactured to the highest production standards.
Global Supply
Serving markets across 5 continents reliably.
Rapid Adaptation
Quick response to changing market demands.
About Eviva
Your Trusted Partner in Optical Grade Plastics
We are specialists in optical grade plastics for lighting applications. Headquartered in Taipei, Taiwan, we supply high-quality products globally.
By maintaining an in-depth understanding of customer preferences and market conditions, we quickly adapt to serve an ever-changing marketplace.
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Our Products
Optical Solutions for Every Application
From diffuser plates to light guide plates — everything you need for high-performance LED lighting.
UGR<19 Pyramid Diffuser
PYRAMID DEGLARING DIFFUSER For back-lit and edge-lit luminaires UGR<19. Well-defined lamp direction with average beam angle 85 degree helps to improve the…
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Linear Diffusers
Linear Fresnel Diffusers Linear or fresnel sheets deliver a unique laser-light effect. A fresnel array of prisms is made up of many small…
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Micro Prisms
These micro prismatic diffusers made from Polystirene satisfy all the requirement when designing a luminaire. Clear micro prism provides the best possible…
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Acrylic Sheets
Acrylic Sheets No other plastic product offers better light transmission than acrylic. Due to its excellent resistance to outdoor weathering, its high…
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Pear Shaped Prismatic Sheet
Pear Shaped Prismatic Sheet This pear shaped prismatic sheet has a pattern of male cones which provides a good lamp hiding effect.…
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Films
White Reflector for the LED industry. Standard roll sizes or custom sizes. High reflectance rate and UV stable Used in back-lit and…
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Light Guides
Light Guides Light Guide Plate (LGP) is a clear acrylic panel made from optical PMMA, PS or a combination of both resins (which is…
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Opal Diffuser Sheets
Opal Diffuser Sheets Diffuser sheets diffuse LED light efficiently and uniformly across the luminaire’s visible area resulting in greatly improved fixture performance…
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Custom Developments
Bespoke Optical Solutions Built for You
Have a non-standard requirement? We collaborate with you from concept to production.
01
Consultation
Share your specifications, application needs, and performance targets with our team.
02
Prototyping
We develop custom optical prototypes and run optical simulation tests.
03
Optimization
Iterative refinement based on your testing and light lab measurements.
04
Production
Full-scale manufacturing with consistent quality from our Taiwan facility.
Any
Shape.
Shape.
Custom dimensions, materials, textures, and optical patterns — manufactured to your exact requirements.
Global Reach
Serving Key Markets Worldwide
From our base in Taipei, we deliver optical solutions to customers across major global regions.
Contact Us
Let's Find the Right Optical Solution for You
Tell us about your project and we'll connect you with our technical team.
Head Office
12F., No.22, TonghuaLi, Da'an Dist., Taipei City 106, Taiwan
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