The crystalline lens of the eye primarily provides
Question
The crystalline lens of the eye primarily provides
all of the eye's refraction
the finer adjustment of focal length needed to focus objects at different distances
the eye's light-sensitivity
the transmission of signals to the brain
Answer
the finer adjustment of focal length needed to focus objects at different distances
Detailed Explanation
The chapter states the crystalline lens merely provides the finer adjustment of focal length required to focus objects at different distances on the retina.