Can a contact roll behind the eye?

Just as there is a dead end when you pull the lower lid down (this is known as the lower cul-de-sac), there is one under the upper lid (the upper cul-de-sac), and the contact cannot go any farther than that.

Can a contact roll behind the eye?

Just as there is a dead end when you pull the lower lid down (this is known as the lower cul-de-sac), there is one under the upper lid (the upper cul-de-sac), and the contact cannot go any farther than that.

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