Promotional value expires 120 days after purchase. Amount paid never expires. Appointment required, contact by phone at (917) 880-4226. Must sign waiver. valid up to -4.00 diopters with -1.00 astigmatism and +4.00 diopters with -1.00 astigmatism. Please ask this medical provider for complete information regarding the benefits and risks of LASIK procedure. Initial consultation to confirm candidacy; non-candidates and other refund requests will be honored before service provided. Consultation required before service. If you are ineligible, a refund will be provided. Merchant's standard cancellation policy applies (any fees not to exceed Groupon price). All goods or services must be used by the same person. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings