These right angle refraction prism are made of polished flint glass or acrylic.
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Order# | Description | Size |
 PFG050 |  Right Angle Glass Refraction Prism |  32mm x 45mm, Glass |
 PFG080 |  Right Angle Glass Refraction Prism |  80mm x 115mm |
 PFA080 |  Right Angle Acrylic Refraction Prism |  80mm x 115mm |