Multiple Choice
A ray of light enters a spherical lens.The effective focal length of the lens is determined by each of the following EXCEPT ONE.Which is the exception?
A) the curvature of the lens
B) the distance from the center line at which the ray enters the lens
C) the placement of the eyepiece
D) the wavelength of the light
Correct Answer:

Verified
Correct Answer:
Verified
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