Acrylic Block – Semi‑Circular 90 × 16mm (Fully Polished)

This slightly thicker semi‑circular acrylic block measures 90 × 16mm and features fully polished faces for clean, sharp optical demonstrations. Perfect for teaching refractive index concepts and curved‑surface refraction.

Key Features

• Semi‑circular shape for curved refraction and lens‑effect studies
• Dimensions: 90 × 16mm
• Fully polished, bubble‑free acrylic
• Durable and safe for classroom handling

Ideal for Physics Lessons

• Exploring refractive index
• Lateral shift and total internal reflection
• Use with ray boxes and laser pointers

A high‑clarity optical block perfect for GCSE physics optics units.