Home ยป What is the average focal length of lens of normal human eye? Eye MCQs What is the average focal length of lens of normal human eye? February 12, 2022 7 Views Q. What is the average focal length of lens of normal human eye? A. 2.5 cm B. 2.0 cm C. 3.5 cm D. 3.0 cm Answer: 2.5 cm
