Question
A certain camera has $f$ -numbers that range from 1.2 to $22 .$ If the focal length of the lens is $55 \mathrm{mm},$ what is the range of aperture diameters for the camera?
Step 1
The minimum f-number is 1.2 and the maximum f-number is 22. The focal length of the lens, denoted by $f$, is 55 mm. Show more…
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