Canon CJ20ex7.8B 4K lens


Compact and lightweight with superb flexibility, this general-purpose 2/3-inch 20x standard zoom lens with a built-in 2x extender is ideal for newsgatherers looking to capture footage of the highest quality for 4K and HDTV broadcast.


High grade 4K optical performance

Capture broadcast quality high resolution footage with sharpness assured all the way from screen centre to screen edge.

20x zoom and built-in 2x extender

A versatile focal length of 7.8 to 156mm is further enhanced by the built-in 2x extender, boosting the lens maximum focal length to 312mm with no loss of 4K performance.

Light weight and compact size

A magnesium alloy body for lightness and exceptional durability is further enhanced by superior ergonomics for maximum operator comfort.

Digital drive unit

The lens' 16-bit optical rotary encoders give responsive, precise, repeatable user operation while fast start-up with multiple types of image compensation - including lens and chromatic aberration - is supported.

Technical Specification

To view the full technical specification please click here.
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