Canon EF 100-400mm f/4.5-5.6L IS USM Instructions Manual Download Page 2

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ENG-1

Thank you for purchasing a Canon product.

Canon RF100-400mm F5.6-8 IS USM is a

telephoto zoom lens for use with EOS R series

cameras.

“IS” stands for Image Stabilizer.

“USM” stands for Ultrasonic Motor.

Camera Firmware

Please use the latest version of firmware with the

camera in use. For details on whether the firmware is

the latest version or not, and for details on updating

the firmware, please check the Canon website.

Conventions used in these instructions

Warning to prevent lens or camera malfunction

or damage.

Supplementary notes on using the lens and

taking pictures.

Summary of Contents for EF 100-400mm f/4.5-5.6L IS USM

Page 1: ...ENG Instructions ...

Page 2: ...or Ultrasonic Motor Camera Firmware Please use the latest version of firmware with the camera in use For details on whether the firmware is the latest version or not and for details on updating the firmware please check the Canon website Conventions used in these instructions Warning to prevent lens or camera malfunction or damage Supplementary notes on using the lens and taking pictures ...

Page 3: ...light sources through a lens This may result in loss of sight z z Do not leave a lens in the sun without the lens cap attached The lens may concentrate entering sunlight and cause a malfunction or fire Caution Details pertaining to risks that may result in injury or damage to other objects z z Do not leave the product in places exposed to extremely high or low temperatures The product may cause bu...

Page 4: ...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 z z The lens interior may appear to waver but this does not indicate a defect or failure and will not cause any problems in use z z In order to optimize aperture control there are occasions in which the diaphragm blades will move during zooming and focus...

Page 5: ...against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance 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 ...

Page 6: ...stabilizer switch 11 Zoom ring lock lever 9 Hood mount 13 Control ring 10 Zoom ring 8 Contacts 6 Lens mount 6 Lens mount index 6 Zoom position index 8 Focusing ring 7 z z For detailed information reference page numbers are provided in parentheses Nomenclature ...

Page 7: ...wer switch to OFF when attaching or detaching the lens z z Attach the lens cap before detaching the lens from the camera z z After detaching the lens place the lens with the rear end up and attach the dust cap to prevent the lens surface and contacts from getting scratched Make sure the lens and dust cap mount indexes are aligned when attaching the dust cap z z Contacts that are scratched soiled o...

Page 8: ...cus z z The lens focusing ring is electronic z z With a camera capable of electronic full time manual focus manual focusing is always possible whenever camera operations are possible However this requires a change in camera settings z z When AF operation is set to ONE SHOT manual focus is possible after autofocusing has been completed by continuing to press the shutter button halfway However this ...

Page 9: ...05 m 3 44 ft 0 41x z z Be sure to finish zooming before focusing Zooming after focusing can affect the focus z z Once a close up subject is in focus zooming may cause the subject to come out of focus In this instance move back from the subject and refocus z z Blurring may temporarily occur if the zoom ring is quickly turned z z Please be careful not to let your fingers get caught in between the le...

Page 10: ...ecause it prevents the lens from extending 2 Slide the zoom ring lock lever in the direction indicated by the arrow z z To release the zoom ring slide the zoom ring lock lever in the direction opposite to the arrow 1 Turn the zoom ring to the wide end position 100 mm z z The zoom ring cannot be fixed in place at any position other than the wide end position ...

Page 11: ...ontrol ring allows you to have a sense of how much it is being turned Please refer to the camera s instructions for details on how to use the control ring z z There are cases in which the sound of control ring operations may be recorded when shooting movies z z The clicking sensation of the control ring can be removed by the Canon Service Center chargeable 5 Control Ring ...

Page 12: ...e Stabilizer may not be fully effective if you shoot from a violently shaking vehicle or other transportation z z If using a camera that allows you to change the shutter mode setting Elec 1st curtain or Electronic settings is recommended to allow the Image Stabilizer to be fully effective When using an EOS R camera select either Mode 1 default factory setting or Mode 2 in the Silent LV shoot setti...

Page 13: ...re the flash cannot be used such as art museums and theater stages z z In situations where your footing is uncertain z z In situations where fast shutter speed settings cannot be used z z Panning shots of vehicles trains etc It compensates for vertical camera shake during panning shots in a horizontal direction and compensates for horizontal camera shake during panning shots in a vertical directio...

Page 14: ...u hear a click Button Detaching the Hood Keep your finger pressed down on the button located on the side of the hood and then turn the hood in the direction of the arrow until the attachment position mark on the hood is aligned with the red dot on the front of the lens to detach it The hood can be reverse mounted on the lens for storage z z If the hood is not attached properly vignetting darkening...

Page 15: ...l 7 00 1 40 Diagonal 17 35 4 25 Diagonal 12 00 3 05 Maximum magnification x 0 12 0 58 Maximum magnification x 0 18 0 83 z z Attach the extender to the lens and then attach the lens to the camera To detach it reverse the order z z Extenders cannot be used more than one at a time z z The range finding area for this lens will differ depending on the combination of camera and extender in use Please ch...

Page 16: ...tach filters to the filter mounting thread on the front of the lens z z Only one filter may be attached z z If you need a polarizing filter use the Canon Circular Polarizing Filter PL C B z z Detach the hood when adjusting the polarizing filter ...

Page 17: ...9 ft at 200 mm Max Magnification 0 41x at 400 mm Field of View Approx 260 x 386 mm 10 24 x 15 20 in at 100 mm 1 2 m 3 94 ft Approx 57 x 85 mm 2 24 x 3 35 in at 400 mm 1 05 m 3 44 ft Filter Diameter 67 mm Max Diameter and Length Approx 79 5 x 164 7 mm 3 13 x 6 48 in Weight Approx 635 g 22 4 oz Hood ET 74B sold separately Lens Cap E 67 II Case LP1224 sold separately Changes according to the focal le...

Page 18: ...ere is no size that fits the lens z z All data listed is measured according to Canon standards z z Product specifications and appearance are subject to change without notice z z When the aperture is changed from the maximum aperture by an amount equivalent to one click only the display of the aperture value may not change or may change by two clicks in some cases This phenomenon is due to restrict...

Page 19: ...CT1 D200 A 2106SZ CANON INC 2021 ...

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