Prescription To Buy Contact Lenses

contact lenses
A thin plastic lens placed directly on the surface of the eye to correct visual defects
(contact lens) A thin lens, made of flexible or rigid plastic, that is placed directly on to the eye to correct vision, used as an alternative to spectacles, or, if coloured, to change one's eye color cosmetically
(Contact lens) A small plastic disc containing an optical correction that is worn directly on the cornea as a substitute for eyeglasses.
(contact lens) contact: a thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication

prescription
An instruction written by a medical practitioner that authorizes a patient to be provided a medicine or treatment
directions prescribed beforehand; the action of prescribing authoritative rules or directions; "I tried to follow her prescription for success"
The action of prescribing a medicine or treatment
A medicine or remedy that is prescribed
prescription(a): available only with a doctor's written prescription; "a prescription drug"
written instructions for an optician on the lenses for a given person

buy
bargain: an advantageous purchase; "she got a bargain at the auction"; "the stock was a real buy at that price"
Pay someone to give up an ownership, interest, or share
Obtain in exchange for payment
Procure the loyalty and support of (someone) by bribery
bribe: make illegal payments to in exchange for favors or influence; "This judge can be bought"
obtain by purchase; acquire by means of a financial transaction; "The family purchased a new car"; "The conglomerate acquired a new company"; "She buys for the big department store"