Understanding Birefringence: Why It Matters in Optical Acrylic
Learn what birefringence is, how internal stress affects optical acrylic, and why material selection matters for displays and polarized light.
Due to global volatility in the plastic raw material supply, Astra Products is experiencing increased costs and extended lead times. We are working to minimize disruptions to our customers.

Learn what birefringence is, how internal stress affects optical acrylic, and why material selection matters for displays and polarized light.
Learn how to choose the right acrylic diffuser by balancing light transmission, diffusion, and hiding power for uniform, bright displays.
Compare non-glare textures vs anti-reflective coatings on acrylic. Learn how each reduces glare, boosts clarity, and fits indoor or outdoor displays.
Match an existing acrylic color or create a custom CLAREX formulation with options for optical transmission, thickness, coatings, textures, and fabrication.