CANON HJ17ex7.6B IRSE A

HD B4 2/3″ Broadcast lens with extender

​The Canon HJ17ex7.6B IRSE A is a high-performance 17x ENG/EFP lens designed for 2/3″ HDTV cameras, offering exceptional optical quality, portability, and advanced digital features.​

 Key Specifications

• Focal Length: 7.6–130mm (17x zoom), extendable to 15.2–260mm with built-in 2x extender.

• Aperture:

  • f/1.8 at 7.6–97.5mm

  • f/2.4 at 130mm

  • f/3.6 at 15.2–195mm (with extender)

  • f/4.8 at 260mm (with extender)

• Minimum Object Distance (M.O.D.): 0.56m (10mm with macro mode)

• Mount Type: B4 bayonet

• Weight: 1.60 kg (IRSE A version)

• Dimensions: 159.3 × 106.6 × 206.4 mm

• Filter Thread Size: 82mm

• Image Format: 2/3″ CCD, supports both 16:9 and 4:3 aspect ratios

 Optical & Mechanical Features

• Power Optics: Utilizes specialized materials and multilayer coatings for superior image quality.

• Internal Focus: Reduces chromatic aberrations and maintains image sharpness across the zoom range.

• Crossover Technology: Allows seamless switching between 16:9 and 4:3 aspect ratios.

• Enhanced Digital Drive: Features a 16-bit optical rotary encoder for precise control and compatibility with virtual studios.

• Ergonomic Design: Compact and lightweight, with a magnesium alloy body for durability.​

Performance & Usability

• Zoom Ratio: 17x optical zoom with a 2x extender for versatile framing.

• Field of View:

  • 64.6° at 7.6mm

  • 4.2° at 130mm

  • 35.1° at 15.2mm (with extender)

  • 2.1° at 260mm (with extender)

• Macro Mode: Achieves object dimensions as small as 1.9 × 1.2 cm at 260mm with the extender.

• Zoom & Focus Speeds: Maximum zoom speed of 0.5 seconds; focus speed of 1.5 seconds.