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1. e The lens length is measured from the mount surface to the front end of the lens Add 21 5 mm when including the lens cap and dust cap e The size and weight listed are for the lens only except as indicated e The EF1 4X II EF2X Il extenders cannot be used with this lens In addition there is no size available among 250D 500D close up lenses Aperture settings are specified on the camera e All data listed is measured according to Canon standards Product specifications and appearance are subject to change without notice ENG 9 Canon CT1 7569 004 CANON INC 2006 2009 7
2. with the distance indicator on the distance scale 0 For accurate manual focusing on subjects at infinity distance look through the viewfinder while rotating the focusing ring 5 Infrared Index The infrared index corrects the focus setting when using monochrome infrared film Focus on the subject manually then adjust the distance setting by moving the focusing ring to the corresponding infrared index mark Q Some EOS cameras cannot use infrared film See the instructions for your EOS camera F e The infrared index position is based on a wavelength of 800 nm The compensation amount differs depending on the focal length Use the indicated focal length as a guide when setting the compensation amount e Be sure to observe the manufacturer s instructions when using infrared film e Use a red filter also when you take the picture ENG 6 6 Hood The EW 88 hood can keep unwanted light out of the lens and also protects the front of the lens from rain snow and dust To attach the hood align the hood s attachment position mark with the red dot on the front of the lens then turn the hood as shown by the arrow until the lens red dot is aligned with the hood s stop position mark The hood can be reverse mounted on the lens for storage Q e Part of the picture may be blocked if the hood is not attached properly e When attaching or detaching the hood grasp the base of the hood to turn i
3. Canon EF LENS EF16 35mm f 2 8L Il USM Instruction AS ULTRASONIC aa Thank you for purchasing a Canon product The Canon EF16 35mm f 2 8L Il USM lens is a Features high performance ultra wide angle zoom lens for 1 Aspherical and UD lens elements result in use with Canon EOS cameras outstanding image delineation USM stands for Ultrasonic Motor 2 Ultrasonic motor USM for quick and quiet autofocusing 3 Manual focusing is available after the subject comes into focus in autofocus mode ONE SHOT AF 4 A truly round aperture hole results in a nicer background blur 5 Tight seal structure ensures excellent dust proof and drip proof performance e Since the front element of this lens moves when zooming you need to attach a Canon PROTECT filter sold separately for adequate dust and water resistant performance Without a filter the Conventions used in this instruction lens is not dust or water resistant Q Warning to prevent lens or camera malfunction or damage Supplementary notes on using the lens and taking pictures ENG 1 Safety Precautions A Safety Precautions e Do not look at the sun or a bright light source through the lens or camera Doing so could result in loss of vision Looking at the sun directly through the lens is especially hazardous e Whether it is attached to the camera or not do not leave the lens under the sun without the lens cap attached This is to prevent the lens from conce
4. ce with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Consult the dealer or an experienced radio TV technician for help This Class B digital apparatus complies with Canadian ICES 003 ENG 2 Nomenclature Hood mount 7 Filter mounting thread gt 7 Focusing ring gt 5 m Focus mode switch 5 Distance scale 6 Zoom ring gt 5 Contacts 4 Lens mount index 4 For detailed information reference page numbers are provided in parentheses ENG 3 1 Mounting and Detaching the Lens See your camera s instructions for instructions on mounting and detaching the lens The lens mount has a rubber ring for enhanced water and dust resistance The rubber ring may cause slight abrasions around the camera s lens mount but this will not cause any problems If the rubber ring becomes worn it is replaceable by a Canon Service Center at cost e After detaching the lens place the lens with
5. ntrating the sun s rays which could cause a fire Handling Cautions e If the lens is taken from a cold environment into a warm one condensation may develop on the lens surface and internal parts To prevent condensation in this case first put the lens into an airtight plastic bag before taking it from a cold to warm environment Then take out the lens after it has warmed gradually Do the same when taking the lens from a warm environment into a cold one e Do not leave the lens in excessive heat such as in a car in direct sunlight High temperatures can cause the lens to malfunction 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 Do not make any changes or modifications to the equipment unless otherwise specified in the instructions If such changes or modifications should be made you could be required to stop operation of the equipment This equipment has been tested and found to comply with the limits for a class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordan
6. t To prevent deformation do not grasp the rim of the hood to turn it 7 Filters Sold separately You can attach filters to the filter mounting thread on the front of the lens Q To ensure dust and water resistant performance attach a Canon PROTECT filter 82mm e Only one filter may be attached If you need a polarizing filter use the Canon Circular Polarizing Filter 82mm ENG 7 8 Extension Tubes Sold separately You can attach Extension Tube EF12 Il or EF25 Il for magnified shots The shooting distance and magnification are shown below Camera to Subject scs Distance mm Magnification Near Far Near Far EF12 Il 16mm Incompatible 35mm 202 248 0 62x 0 36x 16mm Incompatible eel 35mm 195 211 1 11x 0 80x focusing Fl Manual focusing is recommended for accurate ENG 8 Specifications Focal Length Aperture 16 35 mm f 2 8 Lens Construction 12 groups 16 elements Minimum Aperture 1 22 Angle of View Diagonal 108 10 63 Vertical 74 10 38 Horizontal 98 54 Min Focusing Distance 0 28m 0 9 ft Max Magnification and Field of View 0 22x at 35 mm 231 x 358 mm 109 x 162 mm 9 1 x 14 1 inch 4 3 x 6 4 inch at 0 28 m Filter Diameter 82 mm Max Diameter and Length 88 5 x 111 6 mm 3 5 x 4 4 inch Weight 635 g 22 4 oz Hood EW 88 Lens Cap E 82U Case LP1319
7. the rear end up to prevent the lens surface and electrical contacts from getting scratched e If the contacts get soiled scratched or have fingerprints on them corrosion or faulty connections can result The camera and lens may not operate properly e If the contacts get soiled or have fingerprints on them clean them with a soft cloth e If you remove the lens cover it with the dust cap To attach it properly align the lens mount index and the index of the dust cap as shown in the diagram and turn clockwise To remove it reverse the order ENG 4 2 Setting the Focus 3 Zooming Mode To shoot in autofocus AF mode set the focus To zoom turn the zoom ring mode switch to AF To use only manual focusing MF set the focus Be sure to finish zooming before focusing mode switch to MF and focus by turning the Changing the zoom ring after focusing can affect focusing ring The focusing ring always works the focus regardless of the focus mode El After autofocusing in ONE SHOT AF mode focus manually by pressing the shutter button halfway and turning the focusing ring Full time manual focus ENG 5 4 Infinity Compensation Mark Infinity compensation mark 15 3 ft ds 1 DH pe Distance index To compensate for shifting of the infinity focus point that results from changes in temperature The infinity position at normal temperature is the point at which the vertical line of the L mark is aligned

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