[Canon] Released “CJ15ex4.3B” portable zoom lens for 4K broadcasting cameras
Canon Inc Released “CJ15ex4.3B” portable zoom lens for 4K broadcasting cameras. Achieves a wide-angle end of 4.3mm, the widest angle in its class, and a maximum magnification of 15x. …………………………………………………………………………………………… Canon will release the “CJ15ex4.3B” wide-angle zoom lens from the end of January 2020 as a new portable zoom lens compatible with 2K-type 4K broadcast cameras. [Image
CJ15ex4.3B (magnification 15x / focal length 4.3 to 65mm) “CJ15ex4.3B” is a wide-angle zoom lens of the “UHDxs” series of high-end portable zoom lenses with high optical performance compatible with 4K cameras equipped with 2 / 3-type sensors. While having the high optical performance that is the feature of the series, it is compatible with both the wide-angle end 4.3mm of the widest-angle class (* 1) and the 15x zoom of the best-class (* 1) high magnification. In various scenes, high-quality image expression full of realism is possible. Canon will expand its lineup of portable zoom lenses compatible with 4K broadcast cameras to meet the needs of a wide range of users.
■ Wide-angle end 4.3mm, the widest angle in its class, and 15x zoom With a wide-angle end of 4.3mm and a high-power 15x zoom, it is suitable for taking pictures of the entire stadium or vast scenery. In addition, it has a wide-angle end of 4.3mm and a close-up shooting distance of about 0.3m, enabling close-up space and shooting close to the subject.
■ High optical performance compatible with 4K broadcast cameras Adopting fluorite, UD lens (* 2), Super UD lens (* 2), and using the original optical design technology that optimally arranges them, color blur and chromatic aberration are corrected well, and the entire zoom range from the center to the periphery Excellent color reproducibility has been achieved. In addition, Canon’s original special coating technology “ASC (Air Sphere Coating)” suppresses flare and ghosting, enabling gradation-rich video expression in HDR (* 3) and WCG (* 4) photography.
■ High mobility and operability in a compact and lightweight housing While having 4K optical performance, it has a mass of approximately 2.19kg (* 5) and external dimensions of approximately 163.0 (width) x 107.6 (height) x 249.6 (length) mm, which is the same size as a camera compatible lens for HD broadcasting.・ We realize lightweight housing and secure high mobility required for fields such as the press and documentary and reduce photographer’s burden. [Table 2: https://prtimes.jp/data/corp/13980/table/482_1.jpg”>
* 1 In a wide-angle zoom lens equipped with a 2 / 3-type sensor with a wide-angle end of 5.0 mm or less that can be photographed in ENG style (a method of shooting on the shoulder in the press). As of September 5, 2019. Canon research. * 2 Lenses using “UD (Ultra Low Dispersion) glass”. Super UD lenses are lenses that further improve the performance of UD lenses. * 3 Abbreviation for High Dynamic Range. Technology that improves the brightness difference (dynamic range) between bright and dark areas of video. * 4 Abbreviation for Wide Color Gamut. Technology that expands the color gamut of images. * 5 For IASE S. The weight of IRSE S is about 2.11kg. IASE S has focus servo, IRSE S has no focus servo.
For more information about this release(Japanese):
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