Canon Ultrasonic EF14mm f 2.8L USM Instruction Manual

Canon Ultrasonic EF14mm f 2.8L USM manual cover
Pages 2
Year 1998
Language(s)
English en

Canon Ultrasonic EF14mm f 2.8L USM Specification

The Canon Ultrasonic EF14mm f/2.8L USM Lens is a high-performance, ultra-wide-angle lens designed for professional photographers who demand exceptional image quality and robust construction. It features a maximum aperture of f/2.8, which allows for superior low-light performance and the ability to create a shallow depth of field. The lens construction comprises 14 elements in 11 groups, incorporating aspherical and UD lens elements to minimize distortion and chromatic aberrations, ensuring sharp, high-contrast images with edge-to-edge clarity.

This lens is equipped with Canon's Ultrasonic Motor (USM) technology, facilitating fast, precise, and virtually silent autofocus performance, which is crucial for both still photography and video applications. Full-time manual focus override is available, allowing photographers to fine-tune focus adjustments without switching out of autofocus mode. With a minimum focusing distance of 0.2 meters, the lens offers versatility for capturing dynamic perspectives and close-up shots with impactful foreground elements.

The EF14mm f/2.8L USM Lens is part of Canon's esteemed L-series, known for its superior build quality, weather resistance, and durability. It features a rugged construction with dust and moisture sealing, making it suitable for use in challenging environmental conditions. The lens also employs a seven-blade diaphragm to produce pleasing bokeh effects.

Coated with Canon's Super Spectra Coating, the lens reduces ghosting and flare, enhancing contrast and color fidelity. Its compact design and relatively lightweight nature make it a practical choice for travel and landscape photography, while its ultra-wide-angle field of view is ideal for architectural and interior shots. Overall, the Canon EF14mm f/2.8L USM Lens is a versatile, professional-grade tool for photographers seeking unparalleled image quality and reliability.

Canon Ultrasonic EF14mm f 2.8L USM F.A.Q.

How do I clean the Canon Ultrasonic EF14mm f/2.8L USM Lens?

To clean the lens, use a soft, lint-free cloth or a microfiber lens cleaning cloth. Gently wipe the lens surface in a circular motion. For stubborn spots, lightly dampen the cloth with a lens cleaning solution. Avoid excessive pressure and ensure no liquid penetrates the lens body.

What is the best way to store the Canon EF14mm f/2.8L USM Lens?

Store the lens in a cool, dry place, ideally in a padded camera bag or lens case to protect it from dust and physical damage. Avoid exposing it to extreme temperatures and humidity. Using silica gel packs in storage can help control moisture.

How can I prevent lens flare when using the Canon EF14mm f/2.8L USM Lens?

To minimize lens flare, use a lens hood or shade to block direct sunlight or bright light sources. Additionally, try adjusting your shooting angle to reduce the likelihood of light entering the lens directly.

Why is the autofocus not working on my Canon EF14mm f/2.8L USM Lens?

Ensure that the lens is securely mounted on the camera body and that the autofocus switch on the lens is set to 'AF'. Also, check the camera settings and battery level. If the problem persists, the lens may require servicing.

What should I do if there is a visible scratch on the lens?

If a scratch is affecting image quality, consult a professional repair service. Minor scratches might be polished out, but significant damage may require lens element replacement. Always use lens filters to protect the glass from scratches.

Can I use filters with the Canon EF14mm f/2.8L USM Lens?

Yes, the Canon EF14mm f/2.8L USM Lens supports rear gelatin filters due to its design. Ensure the filters are cut to fit the holder properly to avoid vignetting and maintain image quality.

How do I update the firmware for the Canon EF14mm f/2.8L USM Lens?

The Canon EF14mm f/2.8L USM Lens does not require firmware updates as it is a lens without electronic firmware components. Any updates would be related to the camera body itself.

What is the minimum focusing distance of the Canon EF14mm f/2.8L USM Lens?

The minimum focusing distance of the Canon EF14mm f/2.8L USM Lens is approximately 7.9 inches (20 cm), allowing for close-up wide-angle shots.

How can I achieve the best sharpness with the Canon EF14mm f/2.8L USM Lens?

For optimal sharpness, stop down the aperture to around f/5.6 to f/8. This reduces diffraction and improves overall image clarity. Using a tripod can also help maintain sharpness by minimizing camera shake.

Is the Canon EF14mm f/2.8L USM Lens weather-sealed?

Yes, the Canon EF14mm f/2.8L USM Lens features weather-sealing to protect against dust and moisture, making it suitable for use in challenging environmental conditions. However, always ensure all seals are intact and the lens is properly mounted to a weather-sealed camera body.