you're aged under 16
you're aged 16, 17 or 18 and are in full-time education
you're aged 60 or over
you're registered as partially sighted (sight impaired) or blind (severely sight impaired)
you're 40 or over and your mother, father, brother, sister, son or daughter has been diagnosed with glaucoma
you've been advised by an eye doctor (ophthalmologist) that you're at risk of glaucoma
you're a prisoner on leave from prison
you're eligible for an NHS complex lens voucher – your optometrist (optician) can advise you about your entitlement
receive Income Support
receive Income-based Jobseeker's Allowance (not contribution-based)
receive Pension Credit Guarantee Credit
receive income-based Employment and Support Allowance
are awarded Universal Credit and meet the criteria on earnings limit
are entitled to, or named on, a valid NHS tax credit exemption certificate
you are named on a valid NHS certificate for full help with health costs (HC2)
People named on an NHS certificate for partial help with health costs (HC3) may also get help.