Refraction & Reflection Apparatus This apparatus helps students easily to study these two important wave properties. Teacher instructions will help students use SnellÍs Law to determine the critical angle of a fluid, to find the index of refraction and to discover the law of reflection. Power supply is needed to run the light source. Batteries Required No Batteries Included No Material Type(s) METAL, PLASTIC AND WOOD Color Multicolor Product Dimensions 18 x 14 x 7 cm; 500 Grams Manufacturer recommended age 10 years and up Manufacturer Junior Scientist Country of Origin India Item Weight 500 g
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