Canon HDGC KH13x4.5 Operation Manual

Pages 80

Year 2017

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Canon HDGC KH13x4.5 Specification

The Canon HDGC KH13x4.5 lens is a high-performance broadcast lens designed for professional video applications, offering exceptional optical quality and operational versatility. Engineered to meet the needs of HD production, this lens features a 13x optical zoom ratio with a focal length ranging from 4.5mm to 59mm, allowing for wide-angle to telephoto capabilities. Its maximum aperture of f/1.8 at the wide end ensures excellent performance in low-light conditions, while maintaining image clarity and brightness throughout the zoom range.

Incorporating Canon's advanced optical technologies, the lens employs high-grade glass elements to minimize chromatic aberration and enhance image resolution and contrast. The HDGC KH13x4.5 is equipped with a built-in 2x extender, effectively doubling the focal length for increased reach without sacrificing image quality. Its ergonomic design includes a robust yet lightweight construction, making it suitable for handheld shooting and long-duration applications.

The lens features a sophisticated drive unit with precise zoom, focus, and iris control, catering to both manual and servo operations. This flexibility ensures smooth and accurate adjustments, ideal for dynamic shooting environments. Additionally, the lens supports compatibility with industry-standard accessories, enhancing its adaptability for various broadcast and cinematic applications.

With its superior optical performance and operational efficiency, the Canon HDGC KH13x4.5 lens stands out as a reliable choice for professionals seeking high-quality imaging solutions in demanding production scenarios. Its combination of advanced features and user-friendly design underscores Canon's commitment to innovation and excellence in the field of broadcast optics.

Canon HDGC KH13x4.5 F.A.Q.

How do I attach the Canon HDGC KH13x4.5 lens to my camera?

To attach the Canon HDGC KH13x4.5 lens to your camera, align the lens mount with the camera mount. Carefully insert the lens into the mount and gently twist it clockwise until it clicks into place. Ensure the lens is securely attached before use.

What should I do if the lens focus ring is stiff or difficult to turn?

If the focus ring is stiff, ensure there is no debris or dirt obstructing the movement. Clean the lens with a microfiber cloth. If the problem persists, it may require professional servicing to avoid damage to the internal components.

How can I properly clean the Canon HDGC KH13x4.5 lens?

Use a blower brush to remove loose dust, then gently wipe the lens with a microfiber cloth. For stubborn smudges, apply a small amount of lens cleaning solution to the cloth, not directly to the lens. Clean in a circular motion from the center outward.

What is the best way to store the lens when not in use?

Store the lens in a cool, dry place, ideally in a padded camera bag or case. Use a lens cap to protect the front element and a rear cap to protect the mount. Avoid places with extreme temperatures or high humidity to prevent damage.

How do I calibrate the zoom on the Canon HDGC KH13x4.5 lens?

Calibration of the zoom requires adjusting the back focus. Set the camera to manual focus, zoom in on a focus chart, and focus accurately. Then zoom out and adjust the back focus ring until the image is sharp. Repeat until consistent focus is achieved across the zoom range.

Why does my lens produce blurry images?

Blurry images might result from incorrect focus, a dirty lens, or camera shake. Ensure the lens is clean, the focus is correctly set, and use a tripod or image stabilization to minimize shake. Check camera settings like shutter speed and aperture, which can also affect sharpness.

What is the proper way to adjust the iris on this lens?

Adjust the iris by rotating the iris control ring. This allows you to increase or decrease the aperture size, controlling the light entering the lens. Use the camera’s exposure settings to guide adjustments for optimal image brightness.

Can I use filters with the Canon HDGC KH13x4.5 lens?

Yes, you can use filters with this lens. Ensure you use the appropriate filter size for compatibility. Screw the filter onto the front of the lens until it is snug, taking care not to over-tighten.

How do I perform a firmware update on the Canon HDGC KH13x4.5 lens?

Currently, lens firmware updates are not user-serviceable. If an update is required, contact Canon support or an authorized service center for assistance. They can ensure the update is performed correctly and safely.

What precautions should I take when transporting the Canon HDGC KH13x4.5 lens?

When transporting the lens, use a padded case to protect it from impacts. Secure the lens with caps on both ends and avoid placing heavy objects on top of it. Handle with care to prevent damage to delicate components.