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Orbital Geometry

Axial Length of Globe is about 25 mm

Rear surface of globe to apex of orbit cavity is about 25 mm

Angle made by the  lateral walls of the two orbits is about 90 degrees

Angle made by the medial and lateral walls in each orbit is about 45 degrees

Reference: Andrei M. Varvinski, Roger Eltringham. Anaesthesia for Ophthalmic Surgery
Part 1: Regional Techniques. Update in Anaesthesia 1996;6: Article 3 (Online)
 

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