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What is normal lens/standard lens?

Posted by oneslidephotogaraphy On October - 1 - 2022
Sigma 50mm on Fujifilm APSC

Sigma 50mm on Fujifilm APSC

Sometimes, we may have heard of notions like normal lens and standard lens. What is the actual meaning of these notions? Normal lens is actually a lens that has a focal length (focus distance) all along the diagonal size of image sensor camera. For a camera with full frame sensor (36 x 24mm), the normal sensor is 43mm. on the other hand, on a camera with APS-C sensor size (23x35mm), the normal lens is around 28mm. and for four thirds sensor, the normal lens is about 21.5mm. Read the rest of this entry »


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