21. IAHP also recommends stimulating the eyes of children with amblyopia by flashing a light on and off. 22. This condition is sometimes called " lazy eye ", but that term normally refers to amblyopia . 23. Curtailing amblyopia , or " lazy eye, " is the program's main goal. 24. Amblyopia is the failure of one or both eyes to achieve normal visual acuity despite normal structural health.25. Amblyopia , cataract, strabismus and loss of central fixation may be observed in association with lenticonus posterior.26. In his institute, among other things, the emergence of visual disorder amblyopia is also being studied. 27. People with amblyopia ( also known as lazy eye ) are unable to see the three-dimensional images. 28. Depending on the chosen criterion for diagnosis, between 1 % and 4 % of the children have amblyopia . 29. Another common impairment, amblyopia , is caused by the visual brain not having developed properly in early childhood. 30. Tobacco amblyopia is marked by a gradual impairment of vision characterised by visual field defects and hindered central vision.