<prompt> Sclera is thinnest at -LimbusEquatorAnterior to attachment of superior rectusPosterior to attachment of superior rectus  <response>: Thickness of sclera varies considerably in differentindividuals and with the age of the person. It isgenerally thinner in children than the adults and infemales than the males. Sclera is thickest posteriorly1mm and gradually becomes thin when tracedanteriorly. It is thinnest at the inseion of extraocularmuscles 0.3 mm. REF:Comprehensive ophthalmology,20th edition,AK Khurana,pg no.127. 