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Lenses comparison
Manufacturer
Tamron
Tamron
Pentax
Sony
Model
AF 18-270 mm f/3.5-6.3 Di II VC LD Asph. (IF) MACRO
AF 18-250 mm f/3.5-6.3 Di II LD Aspherical (IF)
smc DA 18-250 mm f/3.5-6.3 ED AL [IF]
DT 18-250 mm f/3.5-6.3
Lenst style
Universal zoom
Universal zoom
Universal zoom
Universal zoom
Focal length
18 - 270 mm
18 - 250 mm
18 - 250 mm
18 - 250 mm
Maximum aperture
f/3.5 - 6.3
f/3.5 - 6.3
f/3.5 - 6.3
f/3.5 - 6.3
Angle of view
74 - 5.8
o
75.5 - 6.3
o
76 - 6.5
o
76.5 - 6.5
o
Closest focusing distance
0.49 m
0.45 m
0.45 m
0.45 m
Maximum magnification
1:3.5
1:3.45
0.28
1:3.45
Minimum aperture
22
22
45
22
Diaphragm blades
7
7
7
7
Auto focus type
AF
AF
AF
AF
Lens Construction
18 elements / 13 group
16 elements / 13 group
16 elements / 13 group
16 elements / 13 group
Filter diameter
72 mm
62 mm
62 mm
62 mm
Macro Yes/No
Yes
No
No
No
Stabilization
Yes
No
No
No
Available mounts
Nikon F
Canon EF-S
Nikon F
Sony A / Minolta
Pentax K
Canon EF-S
Pentax K
Sony A / Minolta
Dimensions
101 x 80 mm
84.3 x 74.4 mm
75 x 85.5 mm
86 x 75 mm
Weight
550 g
430 g
455 g
440 g
Additional information
Anounced: September 2007
Score [max 5.00]
4.08 (4)
3.00 (1)
No score
4.00 (2)
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