What is the required vision acuity to obtain a standard driver's license in Kansas?

To obtain a standard driver's license in Kansas, the requirement is to have at least 20/40 vision in one eye. This means that if you have 20/40 vision in one eye, you can see at 20 feet what a person with normal vision (20/20) can see at 40 feet. This standard is set to ensure that drivers have adequate visual acuity to safely operate a vehicle, allowing them to perceive essential elements on the road, such as traffic signs, signals, and other vehicles.

Having a vision acuity of 20/40 ensures that even those with some degree of visual impairment can still meet the minimum threshold for driving safely, while it also encourages individuals who may have better vision to maintain it. The standards are in place to promote road safety and decrease the likelihood of accidents caused by inadequate vision.