This review of the literature examines the effects of blue light (or near UV - ultraviolet), especially that given off by black-light tubes, often used with children with visual impairments. It finds a long-term danger of retinal and lens damage and offers six practical suggestions which emphasize using proper filters and limiting exposure to…

In addition to their restricted peripheral fields, persons with retinitis pigmentosa (RP) report significant problems seeing in low levels of illumination, which causes difficulty with night travel. Several devices have been developed to support the visual needs of persons who have night blindness. These devices include wide-angle flashlights,…

The author describes potential problems in the classroom use of distance low vision aids (including the ring telescope and closed circuit television) with visually impaired children 5-13 years old, and emphasizes the need for cooperation between the teacher and the prescribing physician. (CL)