Did a bit of a search -
http://www.amazon.co.uk/MIGRALENS-BL.../dp/B00429C2RY may help. Not specific but you also need to be careful.
I do a lot of work place modifications for hearing impaired and as soon as you pace a barrier in workplace regarding disabilities some employers look very carefully. If at all possible do you research in stealth for a bit before placing the option in the workplace.
Also consider factors that may be influenced by using these glasses, eg: emergency activation warning lights and anything that an employer can take into their argument. Also use
www.jobaccess.gov.au as much as possible if you equipment is going to cost a bit.
Maybe the manufacturer has alternatives