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Vision requirements for driver's license examiners
1Discoveries in Sight/Devers Eye Institute, Portland, Oregon 97208, USA. cajohnso@discoveriesinsight.org
Summary
This study established vision standards for California licensing examiners. Recommended requirements include 20/20 vision, a 100-degree visual field, and adequate color vision for safe driver testing.
Area of Science:
- Occupational vision standards
- Driver licensing and examination
Background:
- Licensing and registration examiners (LREs) perform critical tasks in driver licensing.
- Defining vision requirements for LREs ensures job performance and public safety.
Purpose of the Study:
- To determine essential vision requirements for LREs in California.
- To establish evidence-based criteria for LRE vision screening.
Main Methods:
- Comprehensive literature review and analysis of the Americans with Disabilities Act.
- Job analysis, including audits, site visits, and incident reviews.
- Expert panel review, simulation studies, and evaluation of visual function tests.
Main Results:
- Identified three key visual functions: visual acuity, peripheral visual field, and color vision.
- Recommended minimum standards: 20/20 best-corrected visual acuity, 100-degree visual field, and passing the Farnsworth Panel D-15 color test.
- These standards are crucial for LREs to perform essential job functions.
Conclusions:
- The study provides a robust justification for specific vision requirements for California LREs.
- These findings support the implementation of standardized vision testing for LREs.
- Ensuring adequate vision in LREs contributes to the integrity of the driver licensing process.