The Canon YJ18x9B4 is a professional-grade 18x broadcast zoom lens designed for 2/3-inch B4-mount cameras, frequently used in Electronic News Gathering (ENG), live sports, and studio productions. Core Specifications Focal Length: 9mm to 162mm (18x zoom ratio).

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Mount Type: B4 mount, optimized for 2/3-inch sensor professional cameras.

is a high-precision 2/3" B4-mount broadcast zoom lens, widely used for ENG (Electronic News Gathering), field productions, and studio work. Core Specifications Zoom Ratio: 18x optical zoom. Focal Range: 9mm (wide) to 162mm (telephoto).

Approximately 1.2kg to 2.3kg, making it highly maneuverable for handheld work. AVGear.com 2. Key Performance Features

3. The "Top" Iris Setting While the lens has an auto iris connection, the manual suggests using the Manual Iris mode for critical exposure. The manual details how to override the auto aperture to prevent blowing out highlights in high-contrast scenes.

Are you trying to find the Canon YJ18x9B4 manual? As this lens has become a staple in the used market for broadcast and industrial video, many new owners find themselves without the original documentation.

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Weight: Approximately 2.3 kg to 2.8 kg (depending on the specific drive unit variant). Mount Type: Industry-standard B4 bayonet. 🎮 Operational Controls