Sigma will have a product announcement on August 6th, we already know that Sigma will announce the 85mm f/1.4 DG DN Art lens for Sony E-mount and L-mount on that day. Is there any new products coming along with 85mm f/1.4 DG DN Art lens ? Stay tuned for more info.
Tomorrow, Tamron will announce a new FE 70-300mm f/4.5-6.3 Di III RXD Lens for Sony E mount. The development announcement has already leaked at foto74.ru. The release date is expected in this fall. The size is φ77 x 148mm and the weight is 545g. The filter diameter is 67 mm.