This article is within the scope of WikiProject Physics, a collaborative effort to improve the coverage of Physics on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.
I came here to learn what an optical downconverter is and I am now more confused. The article fails to adequately explain the subject and introduces several arcane ideas without further enlightenment. Indeed, "deferencing" is used as if it is a word that everyday people would understand in this context. 220.127.116.11 (talk) 03:52, 10 October 2014 (UTC)