Physics, asked by waseemasgar, 2 months ago

focal length define in about 50 words

Answers

Answered by mani060411

Answer:

It measures the distance, in millimetres, between the optical centre of the lens and the camera's sensor (or film plane). It is determined with the camera focused to infinity. ... For example, a 50 mm lens has a focal length of 50 mm. This Fujifilm lens has a focal length of 50 mm.

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