How does a change in FL relate to a scalar change in FoV?

Started Jul 28, 2013 | Questions thread
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Barrie Davis
Barrie Davis Forum Pro • Posts: 21,460
Doubling f-length halves FoV and doubles linear subject size...

... just as moving forward to half the distance also doubles the linear size of the subject while halving the Field of View.

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Regards,
Baz
:
"Ahh... But the thing is, these guys were no ORDINARY time travellers!"

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