FE
Full frame / 1.00x
No
50 mm.
50 mm.
1.00x
No
No / n.a.
Aperture
f/1.4
9
No
No
No
Focus
Yes
Yes
Direct
Yes
40 cm.
0.18x (35mm. equiv)
Build
No
13/8
1 asperical, 3 super low dispersion
77 mm.
No
Yes
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