Canon Ultrasonic EF-S10-22mm f 3.5-4.5 USM Instruction Manual

Canon Ultrasonic EF-S10-22mm f 3.5-4.5 USM manual cover

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Year 2004

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Canon Ultrasonic EF-S10-22mm f 3.5-4.5 USM Specification

The Canon Ultrasonic EF-S10-22mm f/3.5-4.5 USM lens is a versatile wide-angle zoom lens designed specifically for Canon's APS-C digital SLR cameras. It offers a focal length range of 10-22mm, which is equivalent to 16-35mm on a full-frame sensor, making it ideal for landscape, architecture, and interior photography. The lens features an aperture range of f/3.5-4.5 to f/22-29, allowing for excellent control over depth of field and performance in various lighting conditions. It incorporates Canon’s Ultrasonic Motor (USM) technology, which provides fast, silent, and precise autofocus, enhancing the ease of use and ensuring sharp image capture. The lens construction includes 13 elements in 10 groups, with the use of Super UD and aspherical lens elements to minimize chromatic aberrations and distortions, resulting in high image quality with reduced flare and ghosting. The lens also supports full-time manual focus, allowing photographers to make fine adjustments without switching out of autofocus mode. With a minimum focusing distance of 0.24 meters, it enables photographers to capture close-up details with a maximum magnification of 0.17x. The lens is lightweight at approximately 385 grams, making it easily portable for travel and on-the-go photography. The Canon EF-S10-22mm f/3.5-4.5 USM lens features a non-rotating front element, facilitating the use of circular polarizers and other filters. The lens is designed to complement Canon's EOS digital SLRs, delivering superior image quality, flexibility, and creative potential for both amateur and professional photographers.

Canon Ultrasonic EF-S10-22mm f 3.5-4.5 USM F.A.Q.

What are the key features of the Canon Ultrasonic EF-S10-22mm f/3.5-4.5 USM Lens?

The Canon Ultrasonic EF-S10-22mm f/3.5-4.5 USM Lens features a wide-angle zoom range, Ultra Sonic Motor (USM) for fast and silent autofocus, Super Spectra Coating to reduce ghosting and flare, and a minimum focusing distance of 24cm.

How do I properly mount the Canon EF-S10-22mm lens on my camera?

Align the white square on the lens with the white square on the camera body, then gently rotate the lens clockwise until it clicks into place, indicating it is securely mounted.

What should I do if my Canon EF-S10-22mm lens is not focusing correctly?

Ensure that the lens is set to AF mode. Clean the lens contacts gently with a microfiber cloth. If the issue persists, try resetting the camera settings or test the lens on another compatible camera body to rule out camera-related issues.

How can I prevent lens flare when using the Canon EF-S10-22mm lens?

Use a lens hood to block stray light from entering the lens. Additionally, avoid shooting directly into strong light sources and use the lens's Super Spectra Coating to help minimize flare.

What maintenance is required to keep the Canon EF-S10-22mm lens in good condition?

Regularly clean the lens surface with a soft, dry microfiber cloth. Store the lens in a dry, cool place with a desiccant to prevent moisture build-up. Check for dust or debris inside the lens and have it serviced by a professional if necessary.

Can the Canon EF-S10-22mm lens be used for macro photography?

While the Canon EF-S10-22mm lens is not specifically designed for macro photography, its minimum focusing distance of 24cm allows for relatively close-up shots, suitable for capturing wide-angle perspectives of small subjects.

What is the best way to achieve sharp images with the Canon EF-S10-22mm lens?

Use a tripod to eliminate camera shake, especially in low light. Set the aperture to f/8 or f/11 for optimal sharpness and focus using the center AF point for precise results.

How can I correct distortion when using the Canon EF-S10-22mm lens?

Distortion can be minimized by avoiding shooting subjects at the extreme edges of the frame. For post-processing, use lens correction profiles available in photo editing software like Adobe Lightroom or Photoshop.

Is the Canon EF-S10-22mm lens compatible with full-frame Canon cameras?

No, the Canon EF-S10-22mm lens is designed specifically for APS-C sensor cameras and is not compatible with full-frame Canon cameras without vignetting or other issues.

What are the possible reasons for vignetting with the Canon EF-S10-22mm lens and how can it be reduced?

Vignetting may occur at the widest aperture settings or when using thick filters. To reduce it, stop down the aperture a few stops (e.g., from f/3.5 to f/5.6) and use slim-profile filters designed for wide-angle lenses.