Albert Siegel from Dpreview spotted this new image of the the new Olympus 150-400mm lens in the field on bbs.kakaku.com! On kakaku you read:
‘The photographer who posted this image says in the comments in the above link that it was taken during an official Fuji SUPER TEC 24 Hours Race Test. He says four men and women were shooting with OM-D E-M1X and M.ZUIKO 150-400mm.’
The lens is rumored to be on market this summer.