Rectangular Acrylic Block – 115 × 65 × 18mm (Fully Polished)

This premium Rectangular Acrylic Block is made from high‑clarity clear acrylic with all faces fully polished to deliver excellent optical quality. Measuring 115 × 65 × 18mm, it provides a large, stable surface for a wide range of optics investigations in school science laboratories.

Its precision‑cut shape and polished surfaces ensure minimal distortion, making it ideal for accurate ray‑tracing, refraction studies, and demonstrations of how light behaves when passing through different media.

Key Features

• Clear acrylic construction offering excellent transparency and durability
• Fully polished surfaces to support high‑quality optical experiments
• Dimensions: 115 × 65 × 18mm
• Lightweight and safer than glass for student use
• Perfect for optics, ray‑tracking, and light‑behaviour demonstrations

Ideal for School Science Lessons & Experiments

This rectangular acrylic block is a valuable tool for KS3, GCSE, and A‑Level physics lessons, supporting a wide range of practical activities. Students can use it for:

• Refraction experiments with ray boxes or laser pointers
• Demonstrating total internal reflection and critical angle behaviour
• Measuring refractive index of acrylic in classroom investigations
• Exploring light rays, angles, and geometric optics principles