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What is Ametropic amblyopia and explain in detail?
Ametropic amblyopia is a medical condition in which the retina cannot focus on the image of a distant object, a condition often described as reduced visual acuity. This is due to large uncorrected refractive errors in the patients optic system of the eyes. Astigmatism is one of the most frequent causes of ametropic amblyopia.

References
Further reading
Moseley, Merrick J., et al. "Effectiveness of occlusion therapy in ametropic amblyopia: a pilot study." British Journal of Ophthalmology 81.11 (1997): 956–961.
Cavazos, H.;  et al. (1993). "Ametropic Amblyopia". Strabismus. Informa Plc. 1 (2): 63–67. doi:10.3109/09273979309087719. PMID 21314500.
Abraham, S. V. "Bilateral ametropic amblyopia." J Pediatr Ophthalmol Strabismus 1 (1964): 57–61.
Werner, D. B., and W. E