Sigma 28-105mm F3.8-5.6 UC-III Aspherical IF

mount: A-mount
prod. code: 663-205
EAN/UPC: data needed
makernote ID: data needed
format: Full frame
release year: 1999
status: Discontinued
D type lens: No
SLT compatible: Read this!
AF Drive: In Body
focus design: intrnal
stabilisation: No
weather sealing: No
AF-D (a99 only): No
max. aperture: 3.8-5.6
min. aperture: 22-32
focal range(mm): 28-105
elements/group: 13/12
angle of view: 75,3 - 23,2
aperture blades: 7
min. focus distance(mm): 500
filter rotate focusing: No
filter rotate zooming: No
max. magnification: 0.18x (1/5.6)
filter diameter(mm): 62
hood: petal shaped
color: black
length(mm): 72.5 - 101,5
weight(g): 275
standard accessories: data needed

user review ratings
overall: 3.50
sharpness: 3.68
color: 3.64
build: 3.45
distortion: 3.36
flare control: 3.36
total: 11 reviews

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Sigma 28-105mm F3.8-5.6 UC-III Aspherical IF image 1

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manufacturer description

A high performance standard zoom lens
This new standard lens can capture a wide range of subjects. An aspherical lens satisfactorily compensates for distortion aberration throughout the zoom range. Compact and lightweight, this lens has excellent imaging capability and is easy to use.

Minimum focusing distance of 50cm (19.7 inches) throughout the entire zoom range.
From 28mm wide to 105mm tele range this zoom lens has 50cm (19.7inches) minimum focusing distance. It has also maximum magnification of 1:5.6.

Aspherical Lens
An aspherical lens satisfactorily compensates for distortion aberration and produces a top quality optical performance throughout the entire zoom range. This advanced design has also resulted in a compact and lightweight lens.

Double-cam focusing system
This lens also incorporates a double-cam inner focusing zoom system that ensures compact and lightweight lens with excellent imaging capability and easy to use. As The front of the lens does not rotate, circular polarizing filters and a petal-type hood can easily be used. - Home of the alpha system photographer
In memory of Cameron Hill - brettania