Amazon has opened pre-orders for the Olympus M.Zuiko Digital ED 12-45mm F4.0 PRO Lens. The add-on is designed for micro four thirds cameras such as the OM-D line. According to the product page, it is coming out on April 7, 2020, in the U.S. region. If you are interested, you can pre-order with the following link:
The Olympus M.Zuiko Digital ED 12-45mm F4.0 PRO is the lightest and smallest medium zoom range lens with fixed aperture value. The product is capable of high-res images at foal lengths between 24 mm to 90 mm. It also uses dust and splash-proof construction. You can check out the official website for specs and more details.