Triangular optical prism for STEM learning and creative photography

Size: 30 × 30 × 60 mm; easy-to-hold, slightly wider profile

Material: optical-grade K9 glass (crystal); hand-sanded and polished for clarity

Precision specs: angle tolerance 6′, flatness λ/6, surface quality 40/20, dimension tolerance 0.01–0.1 mm

Produces vivid rainbows via light dispersion; great for children’s physics experiments and prism effects in photos

Carefully inspected during manufacturing to minimize imperfections and ensure consistent quality

CE certified

Includes a padded, satin-lined storage box