If shooting at f/22, is a fast 1.8 lens still considered fast?

Started Apr 17, 2011 | Discussions thread
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DRode
DRode Senior Member • Posts: 2,815
Re: If shooting at f/22, is a fast 1.8 lens still considered fast?

Fast simply refers to to maximum aperture. Typically any lens that opens to f/2.8 or wider is considered "fast glass". That does not mean it cannot be used at narrow apertures effectively.

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