 Orthoptists are trained professionals who specialize in orthoptic treatment.With specific training, in some countries orthoptists may be involved in monitoring of some forms of eye disease, such as glaucoma, cataract screening and diabetic retinopathy 

Behavioral VT aims to treat problems including difficulties of visual attention and concentration, which behavioral optometrists classify as visual information processing weaknesses.These manifest themselves as an inability to sustain focus or to shift focus from one area of space to another.