Shulou(Shulou.com)12/24 Report--

Thank CTOnews.com netizens and independent photographers for their clue delivery! CTOnews.com December 10 news, Canon in April this year launched a constant F2.8 aperture L-class flagship RF100-300mm F2.8 L IS USM telephoto zoom lens, Bank of China 69999 yuan.

▲ RF100-300mm F2.8 L IS USM according to CanonRumors, the long-rumored Canon RF200-500mm f / 4L IS USM will be released in the second half of next year, delayed in order to give priority to ensuring the capacity demand of RF100-300mm F2.8 L IS USM.

RF200-500mm F4 L IS USM is expected to meet us ahead of the European Cup in June-July next year and the Summer Olympic Games in July-August, the source said.

Canon EF 500mm f / 4L IS USM IICTOnews.com query launched by ▲ in 2012 found that Canon EF 500mm f / 4L IS USM II was released in 2012 and achieved significant weight loss compared to the first generation. Its size is 146x 383mm and its weight is only 3190g, which is 680g lighter than that of the previous generation, which is equivalent to 17% weight loss.

Referring to the difference between EF300mm f / 2.8L IS II USM and RF100-300mm F2.8L IS USM, it is estimated that RF 200-500mm f / 4L IS USM will add "additional focal length", but will also lead to further increase in weight and length.

▲ launched EF 200-400mm f / 4L IS USM Extender 1.4x, weighs 3620g and measures 128x 366mm.

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