On measuring 3.5 to 4 mm posterior to the limbus in a phakic eye and plunging a 30 gauge needle perpendicular to sclera, you pass through
Intravitreal injections are given using 30G needle Piercing Pars Plana which is introduced at : In Phakic eye - .5mm from limbus Pseudo-Phakic eye- 4mm from limbus Aphakic eye - .5mm from limbus
Tenon's capsule
Pars plana
Ora serrata
Zonules
Vitreous Humour, Uveal Disorders