Light Guide Panel Technical Bulletin Test Procedure Method Value Unit Optical Luminous Transmittance Haze Refractive Index ASTM D1003 ASTM D1003 ASTM D542 JIS K 7361-1 JIS K 7136 JIS K 7142 93 0.5 1.49 - Mechanical Tensile Strengthrupture Elongation rupture Flexural Strength rupture Modulus elasticity Rockwell hardness Izod impact Charpy impact ASTM D638 ASTM D638 ASTM D790 ASTM D790 ASTM D785 ASTM D256 ASTM D6110 JIS K 7162 JIS K 7162 JIS K 7171 JIS K 7171 JIS K 7002-2 JIS K 7110 JIS K 7111 75 4.5 120 3.2 100 2.0 17 MPa MPa GPa M scale kJm2 kJm2 Thermal Specific Heat