Topics: Refractive Errors Type of Outreach Material: Reports Audience: 2001 version. A self-administered assessment tool designed specifically for those who through correction of refractive error have normal visual acuity, but may still be experiencing problems in vision-related functioning and well-being. Download NEI RQL-42 Self-Administered Format (PDF 31 KB) NEI RQL-42 A Manual for Use and Scoring (PDF 14 KB)