Sensor plane

Started May 9, 2012 | Discussions thread
_sem_
Veteran MemberPosts: 4,198
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Re: Sensor plane
In reply to Akeem, May 11, 2012

Akeem wrote:

2) When converting viewing angles to obtain the focal length; do you measure the angle between between the extremities of the object and the front lens element or the angle between the object extremities and the sensor plane?

Neither. It is the angle at the nodal point of the lens.

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