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smc PENTAX-FA
INTERCHANGEABLE LENS
OPERATING MANUAL
A
15
10
22
3
8
2
50
16
8
11
5.6
4
2.8
1.4
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Foreward Thank you for purchasing the smc PENTAX lens. This operating manual applies to all of the smc PENTAX FA and FA J lenses. Please also read your camera's operating manual. * In this manual, the "smc PENTAX - FA lens" is referred to as "FA lens" and the "smc PENTAX - FA J lens" as the "FA J lens". * Illustrations shown herein may differ from the actual appearance. * PENTAX and smc PENTAX are trademarks of HOYA CORPORATION.
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USING YOUR LENS SAFETY 1 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 This symbol indicates precautions that if not followed, could result in serious injury to the user. CAUTION This symbol indicates precautions that if not followed, could result in minor or medium injury to the user or damage to the equipment.
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2 WARNING CAUTION • Never look at the sun • Do not leave the lens in through the lens or direct sunlight without lens camera. Serious damage to caps. Sunrays passing the retina, or total loss of through the lens will be eyesight may occur. intensified, and should • Wrapping the strap around they focus on flammable your neck is dangerous. materials, fire may occur. Make sure that small children do not get the strap caught around their neck. (A strap is supplied only with some large typ
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PRECAUTIONS AND LENS MAINTENANCE 3 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, ward- robe, drawer, vehicle, or where insect repellent or medicine is kept. • Avoid storing the lens in areas of high temperature and humidity, where there is a risk of mildew growth. Store the lens with a desiccant in a dry cabinet, airtight contain
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4 5. Avoid subjecting the lens to rapid changes in temperature, otherwise con- densation may occur on both the inside and the outside of the lens. Put the lens in a plastic bag or camera bag, and take it out after the lens has reached ambient temperature. 6. When the lens is not attached to the camera body, attach both the provided lens cap and lens mount cap to protect it from dust. 7. Do not leave the camera with the lens cap off attached to a tripod or other rigid camera support. The inne
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CONTENTS 5 PRECAUTIONS AND LENS MAINTENANCE …………………………… 3 About the smc PENTAX-FA/FA J Lens…………………………………… 7 • About the zoom ring ………………………………………………………… 9 Changing the Lens…………………………………………………………… 10 Finger Point on Limited Lenses …………………………………………… 11 Lens Cap ……………………………………………………………………… 11 Focusing ………………………………………………………………………12 • Autofocusing ………………………………………………………………… 12 • Manual focusing …………………………………………………………… 12 • FA lenses …………………………………………………………………… 13 • Setting autofocus …………………………………
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6 Lens Hood ……………………………………………………………………20 • Note: ………………………………………………………………………… 20 • Compatible Lens Hoods …………………………………………………… 21 • Attaching a Round Lens Hood …………………………………………… 22 • Attaching a Square Lens Hood …………………………………………… 23 • Using the Built-in Lens Hood ……………………………………………… 24 • PL Filter Window …………………………………………………………… 25 Tripod Mount …………………………………………………………………27 Filters…………………………………………………………………………… 28 • Filter Cautions ……………………………………………………………… 28 • Filter Sizes …………………………………………………
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About the smc PENTAX-FA/FA J Lens 7 [Single Focal Length Lens] Focusing ring Front-ring threads Distance scale A Aperture ring Depth-of-field scale Aperture A-lock button 15 10 22 3 8 2 50 16 8 11 5.6 4 2.8 1.4
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8 [Zoom Lens] Focusing ring Distance scale Aperture index Zoom ring {long focal length} Aperture ring (note) Aperture A-lock button Aperture index {short focal length} Note: The following lenses do not have an aperture ring: FA J 18-35mm f/4-5.6AL, FA J 28-80mm f/3.5-5.6AL, and FA J 75- 300mm f/4.5-5.8AL. The aperture is controlled at the A [Auto] setting. Therefore, the lens is not compatible with cameras and accessories which are not compatible with the A setting.
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9 A zoom lens has two rings: The focusing ring at the front of the lens and the zoom ring behind it. Turn the zoom ring to obtain the desired angle of view (focal distance). * Whenever you turn the zoom ring to change the angle of view (focal distance), the focus may also change slightly. First turn the zoom ring, then focus. About the zoom ring Turning the zoom ring to the right gets a [Telephoto] effect, making the subject look larger. Turning it to the left gets a [Wide angle] effe
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Changing the Lens 10 1. Align the mount index red dots 2. To detach the lens, hold down the on the camera body and lens and camera's lens unlock button, then attach the lens. Turn the lens clock- turn the lens counterclockwise. wise until it locks in place. * When attaching a lens, do not press the camera's lens unlock button. Doing so causes improper lens attachment. * After attaching a lens, turn the lens counterclockwise slightly to make sure the lens is locked in place.
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Finger Point on Limited Lenses Lens Cap 11 You can easily attach a Limited lens To remove the lens cap, squeeze the by aligning the finger point on the tabs as shown in the illustration. lens with the camera's lens unlock button. * When not using a lens, be sure to Limited lenses attach the lens cap. FA 31mm f/1.8AL Limited * For the FA 43mm f/1.9 Limited FA 43mm f/1.9 Limited lens, attach the lens cap to the FA 77mm f/1.8 Limited hood. The lens cap cannot be attached directly to the fr
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14 2 28 ft m 4 5.6 8 1.5 11 16 50 Focusing 12 15 8 6 10 3 2 22 A To switch between autofocusing and Autofocusing manual focusing, use the camera's Press the shutter button halfway to focus mode lever. For details, refer to autofocus. your camera's instruction manual. * During autofocusing, the focusing * For FA lenses, see page 13. ring rotates so do not touch it. * For non-autofocus cameras, use manual focusing. Manual focusing Turn the focusing ring as shown in the illustration.
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13 Setting autofocus Push the focusing ring forward until you can see AUTO FOCUS. * When the lens is set for autofocus, the focusing ring locks. Setting manual focus Pull the focusing ring until AUTO FOCUS is hidden. Turn the focusing ring to focus manually. FA lenses With FA lenses, shift the focus- ing ring forward or back to switch between autofocus and manual focus.
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14 * If your camera has a KAF2 mount, * The telephoto lens' focusing ring you can still switch between auto- stops turning at slightly past the ∞ focus and manual focus with the infinity symbol. This is because, lens focusing ring even when the the point of focus changes depend- camera has been set to autofocus. ing on the temperature, and some- * If you have a camera (such as the times the focus is achieved beyond SF-series) having a KAF mount, set the ∞ infinity symbol. both the camera and
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ft m ft m 4 1.4 5.6 2 8 2 2 8 8 4 2.8 11 15 15 16 16 50 50 Setting the Aperture [A (Auto) Lock Switching] 15 10 10 3 3 16 8 16 8 8 5.6 22 11 A To set the aperture ring to A [Auto], * If your camera has a K mount with hold down the Aperture A-lock but- no lens information contacts, set ton and align the A index with the the aperture ring to any aperture white-line index. To set the aperture except A. ring to another setting, hold down the Aperture A-lock button and turn the aperture ring.
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16 About the Zoom Lens Aperture to set an aperture other than A, align the Zoom lenses whose maximum aperture aperture ring with the long focal length's varies depending on the focal length aperture. have a [Minimum length] aperture For example, with a 28-105mm zoom index for the shortest focal length and a lens set to 105mm, set the f/8 aperture [Maximum length] aperture index for the by aligning the aperture ring's f/8 to the longest focal length. To set the aperture [Long focal length ap
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17 Apertures and Click Stops Certain lenses have a white dot next to the maximum aperture. The white dot indicates a difference of one aper- ture stop. For example, as shown on the right, the white dot next to f/2 indicates f/2.8. If there is no white dot for a click stop between the f/numbers, the click stop indicates the respective f/number shown below. Also, certain lenses have no intermediate click stop at both ends of the aperture scale due to a lack of space. Do not set the aperture
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ft m ft m 1.4 1.4 2 2 2 1 2 8 8 2.8 4 4 2.8 15 15 16 16 50 50 Using the Infrared Index 18 10 10 3 3 16 8 16 8 5.6 5.6 8 8 11 11 If you use infrared film with an R2 When the subject is in focus in the view- or O2 filter, the point of focus differs finder, note the point of focus on the from normal shooting (with visible distance scale (shown in the left illustra- light). This means the point of focus tion). Then turn the focusing ring so the must be corrected. respective point of focus on the d
