You can have an eye examination for free if you have an eye problem that occurs suddenly.  You don't need a referral from your GP and can ring any optician, not just one you've used in the past.
Patients with problems such as those listed below can be seen:
- Minor eye injury
 - Red eye
 - Painful eye
 - Foreign body
 - Sudden loss / change in vision
 - New onset flashes / floaters
 
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