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===Meaning===
A '''ray box''' is a source of [[light]] used in [[refraction]] and [[reflection]] [[experiment]]s.
===References===
====OCR====
:[https://www.amazon.co.uk/gp/product/0198359837/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=0198359837&linkCode=as2&tag=nrjc-21&linkId=3c4229e8b023b2b60768e7ea2307cc6f ''Ray box, pages 265, Gateway GCSE Physics, Oxford, OCR '']