Lenses comparison


Manufacturer	Sony	Olympus	Panasonic	Samsung	Samsung
Model	E 16 mm f/2.8	M.Zuiko Digital 17 mm f/2.8	G 20 mm f/1.7 ASPH.	NX 20 mm f/2.8	NX 30 mm f/2.0
Lenst style	Wide angle	Wide angle	Wide angle	Wide angle	Wide angle
Focal length	16 mm	17 mm	20 mm	20 mm	30 mm
Maximum aperture	f/2.8	f/2.8	f/1.7	f/2.8	f/2
Angle of view	83 ^o	65 ^o	57 ^o	70.2 ^o	50.2 ^o
Closest focusing distance	0.24 m	0.2 m	0.2 m	0.17 m	0.25 m
Maximum magnification	1:12.8	1:9	1:7.5	1:5.5	1:6.25
Minimum aperture	22	22	16	22	22
Diaphragm blades	7	5	7	7	7
Auto focus type	AF	AF	AF	AF	AF
Lens Construction	5 elements / 5 group	6 elements / 4 group	7 elements / 5 group	6 elements / 4 group	5 elements / 5 group
Filter diameter	49 mm	37 mm	46 mm	43 mm	43 mm
Macro Yes/No	No	No	No	No	Yes
Stabilization	No	No	No	No	No
Available mounts	Sony E	Micro Four Thirds	Micro Four Thirds	Samsung NX	Samsung NX
Dimensions	62 x 22.5 mm	57 x 22 mm	63 x 25.5 mm	62.2 x 24.5 mm	61.5 x 21.5 mm
Weight	67 g	71 g	100 g	89 g	85 g
Additional information		one aspherical lens	2 aspherical elements	1 Aspherical lens i-Function	1 aspherical element anounced Jan 2010
Score [max 5.00]	3.62 (7)	3.89 (3)	4.42 (8)	3.00 (1)	4.52 (7)
Our Review	Review	Review	Review	Review	Review