Canon Yj18x9b4 Manual Top _verified_ Jun 2026
: Because the lens length never changes during focusing, you can use matte boxes and polarizing filters without fear of them rotating or shifting.
| Parameter | Value | |-----------|-------| | Format | 2/3″ (9.59×5.39 mm) | | Zoom ratio | 18× | | Angular field of view (9 mm) | 54.7° (H) × 32.3° (V) | | Angular field of view (162 mm) | 3.4° (H) × 1.9° (V) | | Filter thread | M127 × 0.75 | | Dimensions (W×H×L) | 160×125×232 mm | | Weight | 1.69 kg (no servo) |
If you are configuring the lens for standard or setting it up on a tripod with external studio wheel demands ? Share public link
Use a specialized blower bulb to remove dry grit from the front and rear elements. Wipe the surfaces in a circular pattern using premium optical microfiber cloth and an approved, residue-free lens cleaning solution. canon yj18x9b4 manual top
Includes a servo drive unit with a zoom rocker, iris controls, and a Hirose 12-pin connector for power and control.
The Canon YJ18x9B4 is a standard-definition (SD) broadcast lens designed for news gathering (ENG) and field productions. It features an 18x optical zoom (9–162mm) and a fast aperture of f/1.8, making it effective for low-light shooting. 🎥 Key Technical Specs 18x magnification with a range of 9mm to 162mm.
Loosen the small back-focus thumb screw located near the rear mount ring. Rotate the rear back-focus ring until the wide shot is perfectly crisp. : Because the lens length never changes during
Bring the lens extremely close to your subject (closer than the 0.9m M.O.D.). Use the zoom ring manually to achieve focus on the subject. 5. Servo and Remote Operations
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The servo drive unit can be disengaged for full manual operation: Wipe the surfaces in a circular pattern using
Most models, such as the Canon YJ18x9B4 SX12 , come with a servo grip featuring a zoom rocker, record/RET buttons, and a Hirose 12-pin connector for camera communication.
: Switchable between manual and servo drive loops 2. Setting Up the Manual Controls
If you cannot find the PDF immediately, here is the "quick start" top-level guide based on standard broadcast lens operation.
Bright f/1.8 (T1.8 equivalent), making it reliable for low-light environments.
Disengages the motor gear. This allows the operator to rotate the physical zoom ring by hand or use a mechanical fluid drive zoom lever. 2. Iris Mode Switch (Auto vs. Manual) Positioned near the front base of the drive unit.