What is Lens Focal Length in photography?

Active 0 Reply 32 Views 2023-09-02 11:04:53 Photography

Central length, normally addressed in millimeters (mm), is the essential portrayal of a visual focal point. The optical distance from the point where light rays converge to form a sharp image of an object to the digital sensor or 35 mm film at the focal plane in the camera is the calculation, not the actual length of a lens.

How to central length of a focal not set in stone?

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