Pentax Digital Camera Lens Operating Manual

Pentax Digital Camera Lens Operating Manual

Interchangeable lens

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smc PENTAX-DA
INTERCHANGEABLE LENS
OPERATING MANUAL

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Summary of Contents for Pentax Digital Camera Lens

  • Page 1 PENTAX-DA INTERCHANGEABLE LENS OPERATING MANUAL...
  • Page 2 Thank you for purchasing the smc PENTAX-DA lens. This smc PENTAX-DA lens features a “Quick-Shift Focus System” that lets you finely adjust the focus manually after the focus has been adjusted in addition to allowing you to enjoy taking pictures using autofocus or manual focus by mounting on the PENTAX -series digital SLR camera.
  • Page 3: For Safe Use Of Your Lens

    FOR SAFE USE OF YOUR LENS Although we have carefully designed these lenses for safe operation, please pay special attention to items marked with the following symbols when using this product. WARNING CAUTION WARNING • Never look at the sun through the lens or camera. Serious damage to the retina or total loss of eyesight may occur.
  • Page 4: Precautions And Lens Maintenance

    PRECAUTIONS AND LENS MAINTENANCE 1. Storage and mildew prevention • Take the lens out of the protective case or camera bag, and store it in a dry, well-ventilated place. • Avoid storing the lens in a poorly ventilated location such as a closet, wardrobe, drawer, vehicle, or where insect repellent or medicine is kept.
  • Page 5: Table Of Contents

    ° FOREWORD ° FOR SAFE USE OF YOUR LENS ···························································································· 1 ° PRECAUTIONS AND LENS MAINTENANCE ········································································· 2 ° smc PENTAX-DA LENS ·········································································································· 4 • About the DA Lens Mount ····································································································· 5 ° MOUNTING AND REMOVING THE LENS ·············································································· 6 °...
  • Page 6: Smc Pentax-Da Lens

    The DA lens does not have an aperture ring. Aperture settings are controlled automatically as if set to the auto “A” position, so accessories without an auto “A” setting cannot be used with this lens. smc PENTAX-DA LENS Lens hood attaching index...
  • Page 7: About The Da Lens Mount

    About the DA lens mount The DA lens is an interchangeable lens specifically designed for the PENTAX digital SLR camera. The K -mount of the DA lens is similar to conventional SLR lenses, but the DA lens cannot be used on 35 mm SLR cameras.
  • Page 8: Mounting And Removing The Lens

    MOUNTING AND REMOVING THE LENS To mount the lens on the camera body Attach the lens while aligning the red dots on the lens and body, then turn the lens clockwise until it clicks in place. ✍ Memo: • Do not hold down the lens unlock button while mounting the lens, otherwise the lens will not be properly mounted.
  • Page 9: Lens Cap

    Take off the lens cap by pressing the two tabs inward as shown above. Attaching the dedicated lens cap to DA 40mm f/2.8 Limited First screw the dedicated hood onto the front of the lens, then screw on the lens cap. ✍...
  • Page 10: Focusing

    Changing the Focus Mode Use the camera’s focus mode switch to change between the autofocus mode and manual- focus mode. For details, refer to your camera’s manual. Using Autofocus Set the camera’s focus mode to autofocus. Press the shutter button halfway to autofocus.
  • Page 11: Focusing With The Ok Button

    Focusing with the OK Button With the pressing the shutter button halfway will be disabled and the OK button can be used instead to autofocus. shooting”. ✍ Memo: • For details on the setting procedure, refer to the camera’s instruction manual. CAUTION During autofocusing, the focusing ring of following lenses will rotate.
  • Page 12: Using Manual Focus

    Using Manual Focus Set to MF with the camera’s focus mode, and turn the focusing ring to focus manually.
  • Page 13: Using The Quick-Shift Focus System ( -Series Cameras Only)

    Using the Quick-Shift Focus System ( If you use the lens with an you can focus manually after autofocus is achieved. Just turn the focusing ring to manually touch-up the focus. You can do this without changing the focus mode to MF. How to use the Quick-Shift Focus System 1.
  • Page 14 CAUTION During autofocusing, the focusing ring of following lenses will rotate. • To prevent malfunction, do not touch the focusing ring during autofocusing. - DA FISH-EYE 10-17mm f/3.5-4.5ED (IF) - DA 12-24mm f/4ED AL (IF) - DA 16-45mm f/4ED AL - DA 18-55mm f/3.5-5.6 AL - DA 50-200mm f/4-5.6ED - DA 40mm f/2.8 Limited...
  • Page 15: Precautions On Close-Distance Scale

    Close-distance scale Precautions on close-distance scale (For DA 16-45mm f/4ED AL, DA18-55mm f/3.5-5.6 AL) In the close-distance scale range (the distance scale in the orange area), when shooting at the maximum aperture, image quality deterioration in the picture corners may result because of the optical characteristics of the lens.
  • Page 16: Zoom Lens

    ZOOM LENS Focusing index Lens hood attaching index Focusing ring Distance scale Zoom ring Focal length scale Zoom index Mounting index...
  • Page 17: About The Zoom Ring

    The zoom lens has a focusing ring at the front and a zoom ring behind it. Turn the zoom ring to set the desired angle of view (lens focal length). ✍ Memo: • The focusing point may shift slightly by changing the focal length. First adjust the zoom and then adjust focus.
  • Page 18: Attaching The Lens Hood

    ATTACHING THE LENS HOOD In order to avoid the deterioration in image quality from internal reflection, use of the lens hood is recommended. Screw-on Type If the lens hood is dedicated to the DA 40mm f/2.8 Limited, screw it onto the front of the lens.
  • Page 19: About The Pl Filter Window

    About the PL filter window If a circular polarizing filter is attached to the DA lens, you can easily turn the filter via the PL filter window on the bayonet-type hood. Lens hood with [PL filter window] - DA 14mm f/2.8ED (IF) - DA 18-55mm f/3.5-5.6 AL How to use the lens hood with polarizing filter window 1.
  • Page 20 3. Attach the PL filter window cap. ✍ Memo: • When shooting, be sure the PL filter window cap is in place to make that the lens hood is being used to maximum effect.
  • Page 21: Filters

    Make sure the filter size matches the lens, then screw the filter onto the front of the lens. ✍ Memo: • The compatible filter size for all the lenses are listed on pages 24-26. • Filters cannot be mounted on the DA FISH-EYE 10-17 mm f/3.5-4.5ED (IF). Precaution on filters •...
  • Page 22 The lens hood cannot be mounted on some circular polarizing filters that are not produced by PENTAX, depending on the type. Vignetting occurs at focal lengths below 15 mm with other PENTAX filters (such as the Skylight) besides circular polarizing filters.
  • Page 23: Precautions When Using The Lens With A Flash

    PRECAUTIONS WHEN USING THE LENS WITH A FLASH Built-in Flash The built-in flash can not be used when the distance is less than 0.7m. When the flash is used within 0.7m, it causes incorrect exposure control and vignetting in the picture corners. •...
  • Page 24 ● DA 12-24 mm f/4ED AL (IF) Pentax external flash units which support TTL auto flash and that cover a 24mm lens on a 35mm SLR or 16mm lens on a digital SLR can be used from 16mm to 24mm.
  • Page 25: Compatibility Of Da Lenses With The Built-In Flash

    Compatibility of DA Lenses with the Built-in Flash Lens DA 14mm f/2.8ED (IF) DA 40mm f/2.8 Limited DA FISH-EYE 10-17mm f/3.5-4.5ED (IF) DA 12-24mm f/4ED AL (IF) DA 16-45mm f/4ED AL DA 18-55mm f/3.5-5.6 AL DA 50-200mm f/4-5.6ED Except for the DA 40mm f/2.8 Limited, do not use the lens hood when using the built-in flash. This is to prevent obstruction of the flash coverage by the lens hood.
  • Page 26: Main Specifications

    Lens DA 14mm f/2.8ED (IF) DA 40mm f/2.8 Limited DA FISH-EYE 10-17mm f/3.5-4.5ED (IF) 14 mm (equivalent to Focal length 21.5mm in 35mm format) -series Usable camera Elements in groups 12–11 Angle of view 90° Aperture f/2.8 Minimum aperture f/22 Mount type -mount Minimum focus...
  • Page 27 Lens DA 12-24mm f/4ED AL (IF) DA 16-45mm f/4ED AL 12-24 mm Focal length 18.5-37mm in 35mm format) -series Usable camera Elements in groups 13–11 Angle of view 99°–61° Aperture Minimum aperture f/22 Mount type -mount Minimum focus 0.3m (0.98ft) distance Maximum Approx.
  • Page 28 Lens DA 50-200mm f/4-5.6ED 50-200 mm Focal length 76.5-306mm in 35mm format) -series Usable camera Elements in groups 11–10 Angle of view 31.5°–8.1° Aperture f/4–f/5.6 Minimum aperture f/22–f/32 Mount type -mount Minimum focus 1.1m (3.6ft) distance Maximum Approx. 0.24× magnification Filter size 52mm Lens hood...
  • Page 29 For customers in USA STATEMENT OF FCC COMPLIANCE This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions : (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
  • Page 30 memo...
  • Page 31 memo...
  • Page 32 Julius-Vosseler-Strasse, 104, 22527 Hamburg, GERMANY (European Headquarters) (HQ - http://www.pentaxeurope.com) (Germany - http://www.pentax.de) PENTAX U.K. Limited PENTAX House, Heron Drive, Langley, Slough, Berks SL3 8PN, U.K. (http://www.pentax.co.uk) PENTAX France S.A.S. 12/14, rue Jean Poulmarch, 95106 Argenteuil Cedex, FRANCE (http://www.pentax.fr) PENTAX Benelux B.V.

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