Crafted from K9 optical glass, this triangular prism is devised for superior light deflection and imaging applications. With dimensions of 10mm x 10mm x 10mm, this prism provides precise 90° light deflection, making it ideal for various optical experiments. Features excellent surface accuracy of /4@632.8nm and high precision with ±0.1mm shape tolerance and ±3' angle error for reliable results. The BK-7 material offers exceptional chemical stability, weather resistance, and low optical dispersion, ensuring high transmittance across visible wavelengths. Perfect for educational purposes, scientific research, and optical experiments, this prism is a versatile tool for anyone working with light manipulation.