Physics WAEC / WASSCE 2003 Lenses & Optical Instruments
Which of the following statements about the human eye and the camera is correct?
A
both form virtual image of objects
B
the image formed by the eye is upright in the retina while that formed by the camera is inverted on the film
C
the inside of both of them is blackened to absorb unwanted light
D
the focal length of both eye lens and the camera lens can be varied