Generally a portion of all eye care is deductible. You will have a referral from a medical practitioner who deemed it medically necessary. If you had to travel more that 40 km one way to obtain the service, a portion of the travel is also claimable.
http://www.cra-arc.gc.ca/tx/ndvdls/tpcs/ncm-tx/rtrn/cmpltng/ddctns/lns300-350/330/llwbl-eng.html
