弱視(Visual impairment that results in great reduction in vision capabilities and that cannot be aided by glasses or contact lenses. It could, however, be aided by special devices)
プロジェクト ビジョン(The purpose, driving factors, and background for building the system. The goal of the project vision is to align the team around a central purpose)
ビジョン ステートメント(A one- or two-sentence summary of the principle objectives of the project which can be used by any team member to help prioritize work and make project decisions)