Tamron AF061C700 Camera Lens User Manual
Contents
1. The zoom lock switch can not be activated unless the lens is set to the 28 mm posi tion Do not force the lock switch or do not try to rotate the lens barrel while locked The lens can be used at 28 mm setting for picture taking while lens barrel is locked by the switch The zoom lock mechanism is made to prevent the lens barrel from extending while carried around When not locked the zoom lens may change its focal length during a long exposure if used while in a low or high angle position LENS APERTURE AND AE MODE Setting the lens f numbers with Canon and Minolta cameras Set the f number with the aperture setting device of the camera body in accordance with the selected photographing mode For further details please read the instruction manual of your camera Setting lens f numbers with Nikon and Pentax cameras Photographing in a programmed AE or a shutter priority AE mode rotate the lens aperture ring to the minimum aperture setting position in case of a Nikon camera and set on the A position in case of Pentax camera The aperture ring will be locked in position automatically When shooting in aperture priority AE or manual exposure mode release the lens aperture ring by rotating the ring from the AE lock position by depressing the Aperture ring lock button The lens aperture varies with zooming movement Cameras read the different lens openings and automatically adjust the exposure properly For further details pleas2. TAMRON AF28 300mm F 3 5 6 3 XR Di LD Aspherical IF Macro Model A061 Thank you for purchasing the Tamron lens as the latest addition to your photographic equipment Before using your new lens please read the contents of this Owner s Manual thoroughly to familiarize yourself with your lens and the proper photographing techniques for creating the highest quality images possible With proper handling and care your Tamron lens will give you many years of photographing beautiful and exciting pictures NOMENCLATURE Refer to Fig 1 ge aum OA Lens hood Hood attaching alignment mark Hood attaching bayonet ring Distance index Focusing ring Distance scale Zoom ring Focal length size Zoom aperture index mark Lens attachment mark AF MF altering switch Lens mount Lens mount contacts Aperture ring F number scale AE lock button F number scale for finder display Zoom ring lock switch F number index mark for long focal lengths SPECIFICATIONS FOCAL LENGTH 28 300 mm MAXIMUM APERTURE F 3 5 6 3 ANGLE OF VIEW 75 8 deg LENS CONSTRUCTION 13 15 GROUPS ELEMENTS en MAXIMUM MAGNIFICATION RATIO ATTACHING LENS TO CAMERA How to mount the lens Removing the rear cap of the lens align the lens attachment mark on the lens barrel with its counterpart on the lens mount of the camera and insert the lens mount into camera s mount opening Rotate the lens clockwise until it click locks How to detach th
3. e lens Pressing the lens release button of the camera down turn the lens counterclockwise in case of Nikon lens clockwise and lift the lens off the camera s lens mount For further details please read the instruction manual of your camera FOCUSING Autofocus Set the camera on the autofocus mode AF Press the shutter button lightly while viewing through the cameras viewfinder the lens focuses automatically An in focus mark will light when lens focuses on the main subject sharply Press the shutter but ton further to photograph When set on AF mode be very careful not to hinder the autofocusing movements of the lens Such interference may cause serious damage on the lens mechanism Select between the autofocus and manual focus modes by the AF MF switch on the camera in case of Nikon Minolta or Pentax lens The lens for Canon cameras has an AF MF mode selector switch on the lens barrel For further details please read the instruction manual that came with your camera FOCUSING Manual Focus Switch the focusing mode switch of the camera to manual focusing mode MF in case of Nikon Minolta or Pentax camera and in case of Canon switch to MF on the AF MF altering switch on the lens barrel Focus by manually rotating the focusing ring while viewing through the camera s viewfinder The main subject image in the viewfinder will be critically sharp on the viewfinder screen as the lens focuses correctly Press the shutter bu
4. e read the instruction manual of your camera LENS HOOD A bayonet type lens hood is provided as a standard accessory We recommend shoot ing with the hood attached whenever possible as the lens hood eliminates stray light which is harmful to the picture However please be aware of the precautions written below when your camera is equipped with a built in flash Attaching the lens hood 1 Align the index mark on the hood with the index mark on the lens Place the hood onto the hood s attaching bayonet ring 2 Turn the hood clockwise until it clicks The index mark on the hood appears at the top when it is correctly attached Pay particular attention to align the hood attaching indexes when using zoom lens es including wide angle setting Ex 35mm or wider Improper attachment for wide angle zoom lenses may cause large shadowed areas in your pictures Stowing the lens hood 1 Detach and reverse lens hood Then align the index mark on the hood with the index mark on the lens Place the hood onto the hood s attaching bayonet ring 2 Turn the hood clockwise until it clicks The index mark on the hood appears at the top when correctly stowed DEPTH OF FIELD With a camera equipped with a depth of field preview button or an aperture stop down mechanism the depth of field can be directly observed on the viewfinder screen of your camera For the operational details please read the instruction manual of your camera The optical de
5. irt stains may cause a contact failure between the lens and camera When using your equipment in an environment where the temperature changes from one extreme to the other make sure to put your equipment temporarily in a case or plastic bag for a length of time in order to go through a gradual temperature shift This will reduce potential equipment trouble TAMRON USA INC 10 AUSTIN BLVD COMMACK NY 11725
6. s is set in AF mode Doing so could damage the lens and or camera Certain camera models may indicate the maximum and minimum aperture values of the lens as approximate numbers This is inherent to the design of the camera and not an indication of error Please be aware that there is no infrared index line on any models listed in this owner s manual Therefore practically no black and white infrared film can be used on this lens TO ENSURE LONG TERM SATISFACTION Avoid touching the glass element surface Use a photographic lens cloth or blower to remove dust from the lens element surface When not using the lens always place a lens cap on it for protection Use a lens cleaning tissue or lint cloth with a drop of cleaning solution to remove fingerprints or dirt on the glass lens surface with a rotary motion from the center to the edge Use a silicon cloth to clean your lens barrel only Clean the lens barrel with a silicon cloth Do not use benzene or paint thinner or other organic cleansers Mildew is an enemy of your lens Clean the lens after shooting near water or in any humid place Store your lens in a clean cool and dry place When storing the lens in a lens case store it with commercially available drying agent such as silica gel and change the agent occasionally If you find mildew on your lens consult an authorized repair shop or nearby photographic store Do not touch the lens camera mount contacts since dust and or d
7. sign for A061 takes into consideration the various features of digital single reflex cameras However due to the configuration of the digital single reflex cameras even when the autofocus accuracy is within specifications the focal point may be a little forward or behind the optimum point when shooting with autofocus under some conditions PRECAUTIONS IN SHOOTING The Tamron lens employs an internal focusing system to achieve a remarkable mini mum photographing distance of 0 4 to 0 49 meter 1 31 to 1 61 ft Because of the characteristics of this optical design the angles of view at distances other than infinity are wider than that of lenses applying an ordinary focusing system When the built in flash on the camera is used adverse photographic phenomena such as corner illumination fall off or vignetting at the bottom part of the image may be observed This is due to the inherent illumination of the coverage of the built in flash and or the relative position of the flash to the edge of the lens barrel which causes shadows on image It is strongly recommended to use a suitable separate flash unit provided by the camera manufacturer for all flash photography When using the lens in a telephoto focal range it may be necessary to use a tripod to avoid camera shake Using high speed film ISO 400 or faster with a fast shutter speed is also helpful to reduce the influence of camera shake Do not forcibly turn the focusing ring when the len
8. tton lightly while operating the lens for focusing The focus aid mark in the viewfinder will light up when the subject is in critical focus Make sure the subject at infinity appears sharp in the finder when in focus You should do this for the reason that the infinity position on the lens is made to assure correct focus under a wide variety of photographing conditions For further details please read the instruction manual of your camera The minimum photographing distance of the A061 is constant at 0 49 m throughout the entire zoom range There is therefore no minimum distance scale on the lens bar rel ZOOMING Rotate the zoom ring while viewing through the camera s viewfinder and compose your image with the correct focal length obtained ZOOM LOCK SWITCH This lens is equipped with a newly developed zoom lock switch mechanism which prevents the lens barrel from extending toward long focal lengths by their own weight while hanging off the shoulder or a chair for example Activate the switch at 28mm setting to stop the lens barrel from rotating and extending How to activate the zoom lock switch mechanism 1 Locking Set the lens to the 28 mm position Move the switch toward the camera until the index lines align with each other The lens barrel is now locked in position and does not rotate or extend by its own weight 2 Releasing Push the switch away from the camera The lens barrel is now free to rotate and extend for zooming
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