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The article presents binocular vision problems in adults. Patients are either those with asthenopia, those with strabismus with or without diplopia and those with amblyopia. With asthenopia, a patient is treated with office-based vision therapy and home-based computer exercises. Patients with amblyopia are usually prescribed the HTS amblyopia program. Fresnel prisms are prescribed to either eliminate or decrease diplopia symptoms, while ground-in prism and supplemental vision therapy are prescribed for older paretic strabismus to enhance binocularity.

The article presents opposing views from two ophthalmologists regarding whether or not combining lenses helps to improve a person's quality of vision. The first ophthalmologist relates how combining refractive and diffractive intraocular lenses reduces the drawbacks and enhances the advantages of single lenses. Another ophthalmologist asserts that combining lenses may result in decreased binocular summation.

Reports on the findings which disclosed that wearing eye glasses can weaken one's eyes. Determination of the sight of a person that depends on the size of the eyeball; Description of the average eye and the introduction of the eye glasses; Perception that eye glasses have no lasting effect on eyesight.