NPhoto - - FEATURE -

de­signed for dx cam­eras, these start with a sim­i­lar wide-an­gle view of stan­dard zooms around 18mm, but the zoom stretches into tele­photo ter­ri­tory, reach­ing 300mm or even 400m. But what you gain in fo­cal length, you lose in im­age qual­ity, with im­ages suf­fer­ing from lack of sharp­ness and lens arte­facts such as aber­ra­tion. they’re slow too, with a typ­i­cal f/6.3 max aper­ture zoomed in.

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