Enhance your macro photography with the TTL Auto Focus AF Macro Extension Tube Ring, designed specifically for Canon EF and EF-S series lenses. This high-quality extension tube set offers photographers the tools they need to capture stunning close-up images with precision and ease. Explore the detailed features and benefits of this essential photography accessory: Accurate TTL and Autofocus Support: The extension tube ring supports precise Through-The-Lens (TTL) metering and autofocus, ensuring your macro shots are perfectly exposed and sharply focused. This feature is crucial for achieving high-quality results in close-up photography. Built-In Electric Pins: Equipped with built-in electric pins, the extension tube facilitates seamless communication between your camera and lens. This ensures reliable autofocus and exposure control, allowing you to concentrate on your creative vision without technical interruptions. Wide Lens Compatibility: Designed to work with all Canon EF and EF-S lenses, this extension tube set offers broad compatibility, making it a versatile addition to your photography toolkit. Enjoy the freedom to experiment with different lenses while exploring macro photography. Versatile Tube Lengths: The set includes three tubes of varying lengths (13mm, 21mm, and 31mm), which can be used individually or combined in different configurations to achieve varying levels of magnification. This flexibility allows you to capture intricate details with precision. Upgraded Circuitry: The extension tube features enhanced circuitry optimized for digital SLR cameras and lenses, ensuring improved performance and compatibility. This upgrade guarantees smooth operation and high-quality results, whether you're using older models or the latest DSLR technology. Secure Lock Pin Design: A superior lock pin system securely tightens the tube joints, preventing any unwanted movement during shooting. This design enhances stability, ensuring that your setup remains secure and steady throughout your photography sessions. Ideal for Macro Photography: Perfect for capturing minute details of flowers, insects, and small objects, this extension tube is essential for photographers looking to delve into macro photography. Its lightweight and compact design make it easy to carry and use, providing high-quality results in a portable package. The TTL Auto Focus AF Macro Extension Tube Ring is a must-have accessory for any photographer interested in exploring the world of macro photography. With its precision engineering, compatibility with Canon EF and EF-S lenses, and ease of use, it empowers you to capture the intricate details of the world around you with professional quality.