I found a link on the THX site that is to "Order THX Optimizer Glasses"

It points to the following email address:
mktg@thx.com

No subject, just an email address. You could try that too.
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http://ht.buol.us
M60s,VP180,VP150,QS8s,20-39PCi,DMP-BDT210,HD-A2,JVC RS45, Onkyo TX-NR709, Shakers