Today, Tamron has officially announced the development of Tamron 70-300mm f/4.5-6.3 Di III RXD lens for Sony E-mount. According to Tamron, this lens is world’s smallest and lightest telephoto zoom lens. The release date for this lens is expected in this fall.
Tamron will soon announce a new FE 70-300mm f/4.5-6.3 Di III RXD lens for Sony E-mount tomorrow. Russian website Foto74.ru has just leaked the development announcement. The release date for this lens is scheduled in this fall. The size is φ77 x 148mm and the weight is 545g. The filter diameter is 67 mm.