Final answer:
Increasing speed generally leads to a decrease in visual acuity, field of vision, and depth perception. These changes occur due to the reduced ability to focus, motion blur, and less processing time for spatial information. These factors are commonly affected by 'speed blur' that can impair visual sharpness at high speeds.
Step-by-step explanation:
As speed increases, visual acuity, field of vision, and depth perception typically decrease. These visual factors are affected by the speed at which an individual is moving because a higher speed can reduce the ability to focus on objects, narrow the field of view due to motion blur, and impair depth perception due to decreased time for processing spatial information. Vision scientists refer to this as 'speed blur' which can make objects appear less sharply defined.
The scenario of a person's visual acuity allowing them to see objects that form an image 4.00 µm high on their retina pertains to the visual resolution limit. To determine the maximum distance at which an individual can read 75.0-cm-high letters, one would use the formula for the angular resolution of the human eye and the size of detail resolvable, implementing concepts such as the angle subtended by the object.
A jeweler or someone involved in detailed close-up work may have increased short-range visual acuity, which affects the power of their eyes and can be quantified by diopter measurements. A more powerful lens signifies the ability to focus on closer objects, which is important for tasks that require precision.