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smc PENTAX-FA
INTERCHANGEABLE LENS
OPERATING MANUAL
Thank you for purchasing the smc PENTAX lens.
This operating manual applies to all of the smc
PENTAX FA, FA J and F lenses.
In this manual, smc PENTAX FA lens is referred
to as FA lens.
Please also read your camera's operating manual.
Illustrations shown herein may differ from the
actual appearance.
A
15
10
22
3
8
2
50
16
8
11
5.6
4
2.8
1.4
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CONTENTS FOR SAFE USE OF YOUR LENS 1 • Aperture ° PRECAUTION AND LENS • Infrared index of the zoom lens ° MAINTENANCE 2 MACRO LENS 22 ° smc PENTAX F, FA and FA J LENSES 3 • Focus range limiter ° • Mount compatibility • Clamp screw MOUNTING AND REMOVING OF • Tripod mount ° LENS 5 • Magnification FINGER POINT 6 WIDE-ANGLE LENS ° ° APERTURE CONTROL 6 (FA 24mm f/2 AL (IF) ) 27 ° FOCUSING 7 TELEPHOTO LENS FA 85mm f/1.4 (IF) ° ° HOW TO USE INFRARED INDEX 9 FA 200mm f/2.8ED (IF), ° LENS
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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 This mark indicates precautions that if not followed, could result in serious injury to the user. CAUTION This mark indicates precautions that if not followed, could result in minor or medium injury to the user or damage to the equipment. WARNING CAUTION • Never look at the sun through the lens • D
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PRECAUTION 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. • 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 container, or
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smc PENTAX F, FA and FA J LENSES The Pentax FA lenses are primarily designed Focusing ring Front-ring threads to work with the Pentax autofocus SLR (KAF- Distance scale or KAF2-mount camera), making autofocus shooting possible. When Pentax FA Zoom lenses with power zoom function are used on the Pentax KAF2- mount camera, the camera features a Power Zoom system. • An FA zoom lens without the power zoom A contacts are shown in the illustration does Aperture ring not have the power zoom function.
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• When using FA lens with the K-mount Camera/Lens Mount Compatibility Pentax camera having no lens information Pentax camera/lens mount compatibility chart contacts, be sure to set the lens aperture is shown below. ring to any f-stop other then A. If set to the KAF2-mount "A" position, the lens will automatically be which is equipped with set to the minimum aperture, causing Power contacts ° improper exposure. AF coupler ° Lens information contacts ° CAUTION : • Be careful not to damage or dirt
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MOUNTING AND REMOVING OF LENS 1. To mount the lens on the camera body 2. To remove the lens Align the red dots on the lens and camera Hold down the lens unlock button on the body, and then turn the lens clockwise until camera body and turn the lens counter- it clicks into place. clockwise. After mounting the lens, try to turn the lens counterclockwise to make sure it is locked in place. 5
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ft m 4 5.6 8 2 8 11 15 16 50 FINGER POINT APERTURE CONTROL 10 3 16 8 22 A The lens can be mounted on the camera by Setting the aperture to "A"(Auto) aligning the finger point with the lens unlock Turn the aperture ring to align the aperture-A button. index with the line while depressing the Aperture-A-lock button. The aperture ring can • Following Limited lenses have finger point. be released from "A" in the same manner to set your desired f-stop manually. FA31mm f/1.8AL Limited. • FA28-105mm f
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14 2 28 ft m 4 5.6 8 1.5 11 16 50 FOCUSING 15 8 6 3 10 2 22 A To set the focus mode In manual focus mode Slide the focus mode switch on the camera You can adjust focus on the subjects by turn- body to change the focus mode to AF ing the focusing ring manually and confirming (Autofocus) or MF (Manual focus). the focus indicator in the viewfinder. • During autofocus, do not touch the focus- • FA 28-90mm f/3.5-5.6, FA J 28-80mm ing ring of your lens or you will interfere f/3.5-5.6AL and FA J 75-30
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F-STOPS OR F-NUMBERS AND CLICK STOPS There is a white dot next to the maximum f- The click stops between two engraved f/stops number engraved on the lens's aperture ring are equivalent to intermediate f-stops. Some on many Pentax lenses. This white dot indi- lenses do not have an intermediate click f- cates an aperture which is darker by one stop stop on the aperture ring due to limited space (larger number). The illustration below shows between the f-numbers engraved on the the white dot next
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ft m ft m 1.4 1.4 2 2 2 1 2 8 8 4 2.8 4 2.8 15 15 16 16 50 50 HOW TO USE THE INFRARED INDEX 10 10 3 3 16 8 16 8 5.6 5.6 11 8 8 11 When taking infrared pictures with infrared • Turn the focusing ring in the MANUAL film and either a "R2" or "02" filter, it is neces- focus mode only. sary to adiust the focus because the point of • For the exposure control requierd in this focus is not the same with infrared light as it special photography, see the information is with visible light. As shown above,
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LENS HOOD Make sure to use a proper size lens hood specially designed for your lens. Square Hoods (Clip-on type) Bayonet-type PH-SA49 FA50mm f/1.4 & f/1.7 PH-RBA49 FA 35mm f/2AL PH-SB49 FA28mm f/2.8AL, FA Sofy28mm f/2.8 PH-RBA58 FA Zoom 20-35mm f/4AL Round Hoods (screw-in-type) PH-RBA62 FA Zoom 28-105mm f/4-5.6 (IF) PH-RA49 FA50mm f/1.4 & f/1.7 PH-RBC58 FA Zoom 28-105mm f/3.2-4.5AL (IF) RH-RA49 F & FA Zoom 35-80mm f/4-5.6 PH-RBE58 FA J Zoom 28-80mm f/3.5-5.6AL RH-RB49 FA Zoom 70-200mm f/4-5.6 P
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How to Use the Square Hood How to Use the Round Hood Attach the square hood to the front of the The round hood screws into the front of the lens while pressing the knurled tabs on both lens. sides of the hood. • The round type rubber hood can be folded • Make sure to keep the top and bottom of when not in use. the hood parallel with the top and bottom covers of the camera. The improper fitting will cause the vignett- ing in the picture corners. 11
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24 How to Use the Built-in Hood LENS HOOD for FA 24mm f/2 To use a lens with a built-in hood, first extend the hood to the fullest position. The 600mm f/4 lens and 250-600mm f/5.6 zoom lenses come in screw-fixed-type. Extend these hoods while rotating them for use. See the lens instruction manual for details. Lenses with Built-in Hoods FA 31mm f/1.8 AL Limited FA 77mm f/1.8 Limited FA 135mm f/2.8 (IF) How to attach FA 600mm f/4 ED (IF) To attach the hood to the lens, align ( | ) on FA Zoom 250
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How to Use the Lens Hood with polarizing 2.Turn the outer rim of the polarizing filter or filter window circular polarizing filter from the PL filter 1. Remove the PL filter window cap by sliding window as shown. it in the direction shown. 3. Attach the PL filter window cap. • The hood is designed for use with a polar- izing filter or circular polarizing filter, and includes a "PL filter window" for adjusting the polarizing effect. • When attaching the hood, align the white dots on the lens and
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FILTERS Notes : Screw-in Type Filters • Be sure that the PL filter window cap is in This type of filter screws into the front of the place if no polarizing filter or circular polar- lens. Make sure to use the proper size izing filter is used. Pentax filter specially designed for your lens. • If strong light is entering the PL filter win- dow, either attach the PL filter window cap Precaution on filters or reverse the position of the PL filter win- Attaching the filter to your lens becomes a dow
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FILTERS Size Lens 49mm FA 28mm f/2AL, FA Soft 28mm f/2.8, FA 35mm f/2AL, FA 43mm f/1.9 Limited, FA 50mm f/1.4 & f/1.7, FA 77mm f/1.8, FA Zoom 70-200mm f/4-5.6, F & FA Zoom 35-80mm f/4-5.6, F & FA Zoom 80-200mm f/4.7-5.6, FA Macro 100mm f/3.5 52mm FA 135mm f/2.8 (IF), FA Soft 85mm f/2.8, FA Macro 50mm f/2.8, FA Zoom 28-70mm f/4 AL 58mm FA 31mm f/1.8AL Limited, FA Zoom 20-35mm f/4AL, FA Zoom 28-80mm f/3.5-5.6, FA J Zoom 28-80mm f/3.5-5.6AL, FA Zoom 28-90mm f/3.5-5.6, FA Zoom 28-105mm f/3.2-4.5A
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PA AS ZOOM LENS Focusing ring Zoom set button Zoom ring Auto zoom switch 105 Aperture index Aperture index (for longer focal (for shorter focal An FA Zoom lens without * length) length) the power supply con- Aperture-A lock button tacts on its mount does not have the zoom set button and auto zoom switch. 16 5 POWER 2 A 28-105 50 ZOOM 22 ft m 16 28 11 8 5.6
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POWER ZOOM LENS Pentax FA and F zoom lens incorporate two- Auto zoom functions ring system: it has separate focusing and The FA Zoom lens with power contacts com- zooming ring. You can set your desired focal bined with KAF2-mount cameras can use fol- length by turning the zoom ring. lowing functions. Please refer to your cam- It may shift the focusing point slightly by era's operating manual for more details. changing the focal length. First, adjust zoom- 1.Zoom clip mode to pre-set or re-call
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Automatic lens retraction Note on Tulip mark ( ) When the power zoom lens is used with KAF2- The zoom lens provide with the tulip mark mount cameras, the following functions work () on the focusing ring that enable to take when the main switch is turned off. a picture at closest distance as a fixed focal 1.The zoom ring automatically retracts to its length lens, even set at wide-angle position. shortest length. However, at the edges of picture may be 2. The focusing ring is set to infinity
