Which type of astigmatism is seen in the following ray diagram
This is simple myopic astigmatism Simple Myopic Astigmatism One ray focused at Retina Other focused in front Simple Hyperopic Astigmatism One ray focused at Retina Other focused behind Compound Myopic Astigmatism Both rays focused in front Retina Compound Hyperopic Astigmatism Both rays behind the Retina
Simple Myopic Astigmatism
Simple Hyperopic astigmatism
Compound myopic astigmatism
Compund hyperopic astigmatism
Optics and Errors of Refraction