Canon grand angle : J11ex4.5BIRSE 11x
Canon J11ex4.5BIRSE 11x 2/3″ ENG Ultra-Wide Angle Lens, with 2x Extender, Manual Focus, Servo Zoom and Iris
The Canon J11ex4.5BIRSE is an 11x ultra-wide angle 2/3″ lens built to offer high performance in SDTV new gathering and field productions. Lightweight and durable, the lens weighs around 4 lb and can be relied upon under harsh conditions. Additionally, the J11ex4.5BIRSE is also equipped with features such as internal focus and shuttle-shot programmable positioning.
The lens has added capability when zooming, using the shuttle shot switch. At the touch of a button, the lens can move to a pre-programmed point, going back and forth. This can be used both creatively while providing a no hassle way of verifying focus.
Improved Image Quality
The lens element design greatly reduces aberrations and image distortions. These advances contribute to more balanced imaging from center to edge throughout the aperture range
Integral 2x Extender
For instant close-up images the lens has a switch that inserts an element that doubles the focal length at any point in the zoom range. Instead of using the zoom function, the extender gives immediate close up images.