Are there restrictions for using a Merlin Pass at The London Eye? For information regarding restrictions, please visit https://www.merlinannualpass.co.uk/ Related articles Do I need to pre-book to visit The London Eye with my Merlin Pass? How do I purchase Merlin Pass Friends and Family Tickets? How does the time slot system work and what time should I arrive? How can I contact you with a guest enquiry? When is the London Eye Open?