Instructions ENG
Thank you for purchasing a Canon product. Canon’s RF24-105mm F4 L IS USM is a standard zoom lens for use with EOS R series cameras. zz“IS” stands for Image Stabilizer. zz“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.
Safety Precautions Precautions to ensure that the camera is used safely. Read these precautions thoroughly. Make sure all details are observed in order to prevent risks and injury to the user and other people. Warning Caution Details pertaining to risks that may result in damage to property. zz Do not leave the product in excessive heat such as in a car in direct sunlight. High temperatures can cause the product to malfunction. Details pertaining to risks that may result in death or serious injury.
General Precautions Handling Precautions zz 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.
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.
Nomenclature Zoom ring (→ 7) Focus mode switch (→ 7) Zoom position index (→ 7) Hood mount (→ 12) Zoom ring lock lever (→ 8) Rubber ring (→ 6) Filter mounting thread (→ 13) Control ring (→ 9) Focusing ring (→ 7) Image stabilizer switch (→ 10) Lens mount index (→ 6) Contacts (→ 6) Lens mount (→ 6) zz For detailed information, reference page numbers are provided in parentheses (→ **).
1. Attaching and Detaching the Lens Lens mount index Lens release button Dust cap Attaching the Lens Align the lens mount indexes of the lens and camera, and turn the lens clockwise until you hear a click. Detaching the Lens Turn the lens counterclockwise while pressing the camera’s lens release button. Detach the lens once it has stopped turning. Please refer to the camera's instructions for details. zzSet the camera’s power switch to OFF when attaching or detaching the lens.
2. Setting the Focus Mode 3. Zooming Focus mode switch To zoom, turn the lens’ zoom ring. Focusing ring 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. zzBe sure to finish zooming before focusing. Zooming after focusing can affect the focus. zzBlurring may temporarily occur if the zoom ring is quickly turned. zzQuickly turning the focusing ring may result in delayed focus.
4. 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. 1 Turn the zoom ring to the widest position (24 mm). 2 Slide the zoom ring lock lever in the direction indicated by the arrow. zzTo release the zoom ring, slide the zoom ring lock lever in the direction opposite to the arrow.
5. Control Ring The control ring can be assigned the functions that are commonly used with cameras, such as shutter speed and aperture settings. Control ring The click action of the control 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. zzThere are cases in which the sound of control ring operations may be recorded when shooting movies.
6. Image Stabilizer This function provides image stabilization appropriate for shooting conditions (such as shooting still subjects and panning shots). Set the image stabilizer switch to ON when you want to use the Image Stabilizer. zz Set the image stabilizer switch to OFF when you are not going to use the Image Stabilizer. zzThe Image Stabilizer cannot compensate for a blurred shot caused by a subject that moved.
Image Stabilizer The Image Stabilizer for this lens is suited to hand-held shots in the following conditions. zz In semi-darkened areas such as indoors or outdoors at night. zz In locations where a flash cannot be used, such as art museums and theater stages. zz In situations where your footing is uncertain. zz In situations where fast shutter speed settings cannot be used. zz Panning shots of vehicles, trains, etc.
7. Hood The custom lens hood cuts out unwanted light and protects the front of the lens from rain, snow, and dust. Attachment position mark Red dot Button Red dot Attachment position mark Red dot Stop position mark ● Attaching the Hood Align the red attachment position mark on the hood with the red dot on the front of the lens, and then turn the hood in the direction of the arrow until you hear a click.
8. Filters (Sold separately) You can attach filters to the filter mounting thread on the front of the lens. zzOnly one filter may be attached. zzIf you need a polarizing filter, use the Canon Circular Polarizing Filter PL-C B. zzDetach the hood when adjusting the polarizing filter. 9. Close-up Lenses (Sold separately) Attaching a 500D Close-up Lens enables closeup photography. It provides a magnification of 0.05x to 0.39x. zzClose-up Lens 250D cannot be attached because there is no size that fits the lens.
Specifications Focal Length/Aperture Lens Construction Minimum Aperture Angle of View Min. Focusing Distance Max. Magnification 24-105mm f/4 14 groups, 18 elements f/22 Horizontal: 74°- 19° 20′, Vertical: 53°- 13°, Diagonal: 84°- 23° 20′ 0.45 m/1.48 ft. 0.24x (at 105 mm) Approx. 539 x 353 - 143 x 96 mm/ Field of View 21.22 x 13.90 – 5.63 x 3.78 in. (at 0.45 m/1.48 ft.) Filter Diameter 77 mm Max. Diameter and Length 83.5 x 107.3 mm/3.29 x 4.22 in. Weight Approx. 700 g/24.69 oz.
CT1-D037-A 0718Ni © CANON INC.