Tag Archives: da* 55mm

Equivalence: FA* 85mm f1.4 with DA* 55mm f1.4 + Teleconverter

Quite the title, eh? It’s well known that the DA* 55mm f1.4 SDM lens is the successor to the FA* 85mm f1.4 lens. The difference is that the DA* 55mm lens is designed to take the crop factor into account to give the user an equivalent of 85mm on all current Pentax cameras. So I was thinking today, why not compare the two lenses, but instead of a direct comparison, … Continue reading

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