Canon press release:
Canon unveils the CJ20ex7.8B – a 2/3” portable zoom lens for 4K broadcast cameras
London, UK, 10 November 2015 – Canon today introduces the CJ20ex7.8B, a 2/3” portable 4K zoom lens for professional broadcast, offering a 20x zoom ratio and focal-length range from 7.8mm to 156mm.
First shown as a prototype at IBC 2015 in Amsterdam, the new lens enables the creation of high-resolution, high-impact 4K video content for a variety of applications, including sporting events and news coverage, as well as documentaries and indoor and outdoor location shooting for serial dramas. Strengthening Canon’s 4K broadcast lens range for cameras employing 2/3” sensors, the versatile new lens will join the CJ12ex4.3B, a 2/3” portable 4K zoom lens with the world’s widest focal length.
Remarkable 4K optical performance
Drawing on Canon’s heritage of advanced optical technologies, the new CJ20ex7.8B achieves a high level of performance, making it an ideal lens for use with 4K broadcast cameras.
Through optimal lens positioning and precise component assembly, the CJ20ex7.8B achieves high-quality 4K resolution images from the centre to the peripheral areas of the image field. Delivering superior colour reproduction, the lens allows professionals to create compelling ultra-high resolution video.
The new includes a built-in 2x extender, which even when shooting at the 312mm telephoto-end focal length, delivers superior optical performance to support use with 4K broadcast cameras.
Portable and flexible – meeting the needs of the broadcast industry
Featuring a compact, lightweight body design, the lens delivers exceptional mobility in response to the needs of the broadcast industry, facilitating shoulder-mounted shooting and convenient transport.