Sigma APO 70-300mm F4-5.6 DG MACRO User manual

AP[l70-300mm
F4-5,6
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Thank
you
lor
purchasing
a Sigmalens.
In
order
toget the
maximum
performance
and enjoymentoutof yourSigma
lenb,
please
readthisinstruction
booklet
lhoroughly
before
you
starttouse
thelens.
DESCRIPTIONOF
THE
PABTS
(fig.l)
OFilter Attachment Thread
OFocus Ring
@Distance Scate
@Depth of Fied Read Out index(forthe wide angle side setting)
OMacro Switch
@Focus/Zoom Index Line
@Zoom Bing
@Focus Mode Switch(Sigma SA and Canon AF only)
@Diaphragm Control Ring
@Mount
OLens Hood
ATTACHING
TO
THE
CAMERABOOY
When this lens is attached to the camera body it will automaiically function in the same way as your normal
lens. Please reterlo the instructionbooklet tor your camera body.
lOn tne lens mounl surface, there are a number ol couplers and eleiirical conlacts, Please keep them
clean lo ensure proper conneclion. To avoid damaging the lens, be especially sure lo place the lens with
its front end down while changing the lens.
OMany accessories such as rear mounled teleconverters, exlension tubes, elc., are specially made lor
designated lenses. Before you purchase such accessories, please check your Sigma lens lo determine
thai it is compatible and lhat the accessorieswill lunction prop€tly wilh il.
SETTING
THEEXPOSURE
MODE
When a Sigma lens is mounted on your camera, it lunciions in the same manner as your normal lens.
However. depending on the camera body, lhe exposure settings may vary. Please reler to the camera
instructionbgok. The basic setting is as follows:
(For Sigma SA, Minoha AF and Canon AF)
Exposure modes and Diaphragm values are set by lhe controls, on the camera body, thereforethe lens does
not have a diaphragm control ring. Please reterto your camera's inslruction booklet.
(For Nikon AFmF, Minolta MF)
When you use lhe Program exposure mode or Shuner spe€d priority auto mode, the Diaphragm control ring
must be set to the smallest F-slop (i.e. largest number). All Nikon AF/MF and Minolta MF lenses have a
satety button which should be moved to the lock position (lig2). When you use the Aperture priorily auto
mode or Manual exposure mode, unlockthe butlon and sel the Diaphragm value by turning the ring.
(For Pentax AF/MF)
When you use the Program exposure mode or Shutler speed priority auto mode, turn the Diaphragm ring on
the lens lo the smallesl F-stop (i.e. largest number), then set to the 'A' position while pressing the aulo lock
button. When you use the Aperture priority auto mode or Manual exposure mode, turn lhe Diaphragm ring
away from the'A'setting while pressing the auto lock button, and set the Diaphragm value by turning lh€
ring
(fig.3).
FOCUSING
ANDZOOMING
(Auto Focus)
When you use the AF lens wilh the AF camera body, Auto Focusing is possible. Select the autofocus mode
on your camera body (sel the locus mode swilch on the lens to 'AF' for Sigma SA and Canon AF lens). In
the autotocus mode, your camera will set the focus aulomaiically. While auto focusing, please do not touch
the focus ring around lhe lens.
'aTo avoid damaging AF mechanism, please do nol turn the locus ring manually while in the autolocus
mooe.
(Manual Focus)
You can set the focus by tuming the locus ring. When you focus manually with AF lens, selecl the manual
tocus mode on your camera body (set lhe tocus mode switch on lhe lens to 'MF. tor Sigma SA and Canon
AF lens)..
awhen operating this lens in manual focus mode, it is recommended that correcl tocus be conlirmed
visually in lhe viewlinder rather than relying on lhe dislance scale. This is due to possible tocus shitt
resultingfrom extreme changes in temperaturewhich cause various componenis in th€ lensto expand and
contact. Special allowance is made for this at lhe inlinitysetting.
(Zooming)
Rotatethe Rubber grip on the zoom ringlo the desired position.
OPERETIONOFMACROSWITCH
1.Setthe zoom ring to the maximumtelephotosetling.
2.Turn the Macro Switch to th€ 'MACRO" position (tig.4). Now the focus ring will tum trom infinity lo macro
range.The Macro Swilch will nol be able to be changed to the 'MACRO' posilion iflhe zoom ring is set on
otherthan lhe maximum telepholo sening.
awhile the Macro Swilch is set on the .MACRO" posilion,the zoom ring is lockad in the maximum telephoto
setting and zooming is not possible. To avoid damage to the lens, please do not torce the zoom ring to
turn.
3.To returnto the normal mode, pleaselurn the Macro Switch to the 'NORMAL' posiiion while the tocus ring
is out ofthe macro range. lf the tocus ring is in the macro range,lhe switch will not move.
MAGNIFICATION
The indication of the lens as "l:xx" on a focusing distance scale representthe magnification (commonly called
the reproduction latio). Forexample when you are in focus at the"1:3"positionon the scale, a subject with an
actual size of 3cm will have an image size of lcm on the film.(fig.s)

LENSHOOD
A bayonet type detachable lens hood is provided with lens. The lens hood helps prevent fltre and ghost
images caused by bright illumination from beyond the subiect area.When attaching, be sure to turn the hood
to its tully locked position(Jig.6).
lWhen mounting or removing the lens hood,the lens should be in the manual focus mode in ordet to avoid
the damage to the lens or camefa.
Owhen taking photographsusingthe built-inflash,itis advisableto removethe lenshoodso asto avoid cuttinq
off any of the flash output, which could cause a shadow in the picture.
aThe lens hood can de revrse-mounted for storage (fig.7).
DEPTHOF
FIELD
When you set the locus tor a particular subject,lhere is an area in lront of and behind your subjecl that will
atso be in locus. This is catled the Depth ol Field.Generally,the largerlhe aperlure (smaller F-stop number)'
the shallowerthe depth of field.
As shown in (fig.8),at
the F22 aperture and at a 3m (9.8ft). focusing distance, the subjecl will be in focus
kom about 2.2m(6.6ft)to5m(16.4ft).
INFRAREDPHOTOGRAPHY
When pholographing using inlraredlilm and infraredfillers an adiusiment lo locus musl be made'
First focus in the normal way. Then set focus switch to manual focus mode. Tum the focus ring manually so
that the distance scale marking that was previously aligned with the focuyzoom index mark is now aligned
with the infraredguide mark "R" (fig.g).
FILTERS
OOnly one filter should be used at a time. Two or more lillers and/or special thicker filters, like a polarizing
tilter,may cause vignetting.
awhen mounting or removingthe filter, the lens should be in the manual locus mode, and should be held by
the front of the lens barrel in order to avoid damaging the lens and camera (fig10)'
OWhen using a polarizinglilter with AF camera, use the 'circular" lype
BASIC
CARE
AND
STORAGE
aAvoid any shocks or exposure to extreme high or low temperalures or 1o
humidity
aFor extended slorage. choose a cool and dry place. preferably with good venlilalion. To avoid damage lo
ihe lens coating, keep away lrom mothballsor naphthalenegas.
ODo not use lhinner. benzine or other organic cteaning agenls to remove dirl or tinget prints from the lens
elements. Clean by using a soft, moistenedlens cloth or lens tissue.
OThis lens is not waterproof. When you use the lens in the rain or near water, keep il from gettingwet. lt is
olten impractical to repair the intemat mechanism, lens elements and eleclric components damaged by
waler.
lsudden temperalure changes may cause condensation or tog to appear on the sutace of the lens. When
enlering a wam room lrom the cold outdoors, it is advisable lo keep the lens in lhe case until lhe
temperalure of the lens approaches room lemperature.
SPECIFICATIONS
Lensconstruction 10-14
Angleof View 343"-A.2"
Minimum
Aperture 22-32
Minimum
FocusingDistance 0.95m{37.4in)
Magnification 1:2
FilterSize 58mm
Dimensions
Dia.
xLength 78x119.5mm(3.1 x4.7in)
Weight 5509(19.4o2)
Dimensions and weight include the Nikon mount.
C€
TheCEMarkisa Directiveconformltymarkol theEuropean
Community
EC).
Carf
-Zeiss-Str.
1Ol2,D-63322R<idermark,
F.B.GERMANY
Verkauf: 0607+8651655 Service: 060721-8651666Fax: [phone]