FX / AF-S
Formato pieno / 1.00x
No
50 mm.
50 mm.
1.00x
No
No / n.a.
Diaframma
f/1.4
9
No
No
No
Messa a fuoco
Sì
Sì
Diretta
Sì
40 cm.
0.18x (equiv. in 35mm)
Costruzione
No
13/8
1 asferico, 3 a dispersione super bassa
77 mm.
No
Sì
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Ken Rockwell
This is an optically superb lens, but there is far more to a great photo than a sharp lens. It has to be light enough to enjoy taking with you. This Sigma is fantastic, if you don't mind carrying it. [...] This Sigma is ideal for people who shoot with tripods.