Canon YJ12x6.5B4 IRS SX12

The Canon YJ12x6.5B4 IRS SX12 is a professional-grade 2/3" B4 mount wide-angle broadcast lens designed primarily for standard definition (SD) video production. Here's a breakdown of its key features and specifications:

📸 Key Features

• Zoom Ratio: 12x optical zoom
• Focal Length: 6.5mm to 78mm (13mm to 156mm with 2x extender)
• Built-in Extender: 2x optical extender for extended reach
• Minimum Object Distance: 0.4m (macro mode available)
• Mount Type: 2/3" B4 bayonet mount

• Aspect Ratio: Optimized for 4:3 SD format
• Weight: Approx. 1.9 kg (4.1 lbs)
• Size: 162.2 x 101 x 234.8 mm

🔧 Functional Highlights

• Fast Zoom Speed: Around 1.7 seconds
• Shuttle Shot Button: For quick zoom presets
• Ergonomic Drive Unit: Comfortable handling for ENG/EFP use
• Macro Capability: Allows close-up shots with fine detail
• Angular Field of View:
  • Wide: 68.2° x 53.8° at 6.5mm
  • Telephoto: 6.5° x 4.8° at 78mm
  • With Extender: 3.2° x 2.4° at 156mm

🛠️ Applications

• Ideal for sports, news gathering, and studio production
• Compatible with both SD and HD cameras, though it's rated as an SD lens