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Canon EF 70-300mm f/4-5.6L IS USM Instruction
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Canon EF 70-300mm f/4-5.6L IS USM Instruction

Ef lens ultrasonic image stabilizer
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EF70-300mm f/4-5.6L IS USM
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Summary of Contents for Canon EF 70-300mm f/4-5.6L IS USM

  • Page 1 EF70-300mm f/4-5.6L IS USM Instruction...
  • Page 2 Thank you for purchasing a Canon product. Dedicated to EOS cameras, the Canon EF70- 300mm f/4-5.6L IS USM lens is a high- performance telephoto zoom lens equipped with an Image Stabilizer. • “IS” stands for Image Stabilizer. • “USM” stands for Ultrasonic Motor.
  • Page 3 a Safety Precautions a Safety Precautions • 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. •...

  • Page 4: Table Of Contents

    Nomenclature Zoom ring (→ 5) Hood mount (→ 6) Filter mounting thread (→ 13) Focus mode switch (→ 5) Image stabilizer switch (→ 8) Image stabilizer mode selector switch (→ 8) For detailed information, reference page numbers are provided in parentheses (→ **). Focusing ring (→...

  • Page 5: Contacts

    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. ENG-4...

  • Page 6: Zoom Ring

    2. Setting the Focus Mode To shoot in autofocus (AF) mode, set the focus mode switch to AF. To use only manual focusing (MF), set the focus mode switch to MF, and focus by turning the focusing ring. The focusing ring always works, regardless of the focus mode.
  • Page 7 4. Hood The ET-73B hood can keep unwanted light out of the lens, and also protects 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.

  • Page 8: Zoom Ring Lock Lever

    5. Fixing the Zoom Ring The zoom ring can be fixed to keep the lens at the shortest point. This function is convenient for carrying a camera on a strap because it prevents the lens from extending. Turn the zoom ring to the widest position (70mm).
  • Page 9 6. Image Stabilizer Settings You can use the image stabilizer in AF or MF mode. Set the STABILIZER switch • If you are not going to use the image stabilizer function, set the switch to Select the stabilizer mode. • MODE 1: Corrects vibrations in all directions.
  • Page 10 7. Tips on Using the Image Stabilizer The image stabilizer in this lens is effective for hand-held shots under the following conditions. ● MODE 1 • In semi-darkened areas such as indoors or outdoors at night. • In locations where flash photography is prohibited, such as art museums and theater stages.
  • Page 11 Tips on Using the Image Stabilizer • The Image Stabilizer cannot compensate for a blurred shot caused by a subject that moved. • Set the STABILIZER switch to taking pictures using the Bulb setting (long exposures). If the STABILIZER switch is set to the image stabilizer function may introduce errors.

  • Page 12: Distance Scale

    8. Infinity Compensation Mark Infinity compensation mark 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 with the distance indicator on the distance scale.
  • Page 13 10. Using the Tripod Mount Adjusting the Revolving Mount This lens can be used with the C (W II) tripod mount ring, sold separately. You can loosen the orientation lock-knob on the tripod mount to allow it to rotate as needed to fit a particular camera model for switching between vertical and horizontal positions.

  • Page 14: Filter Mounting Thread

    (Sold separately) You can attach filters to the filter mounting thread on the front of the lens. • If you need a polarizing filter, use the Canon Circular Polarizing Filter (67mm). • To adjust the polarizing filter, first remove the lens hood.
  • Page 15 • Aperture settings are specified on the camera. The camera automatically compensates for variations in the aperture setting when the camera is zoomed in or out. • All data listed is measured according to Canon standards. • Product specifications and appearance are subject to change without notice.
  • Page 16 CT1-8568-001 © CANON INC. 2010...