Can you explain this line more briefly-
Asked by
| 11th Nov, 2012,
12:39: PM
Expert Answer:
An aperture is an opening through which light enters the optical instrument.
Aperture determines the amount of light intercepted by the mirror.
The aperture of a spherical mirror is its diameter.
The diameter of spherical mirror is twice the radius of curvature of sherical mirror.
The aperture of a spherical mirror is its diameter.
Answered by
| 12th Nov, 2012,
12:50: AM
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