Sony says its newly announced FE 70-200mm F2.8 GM OSS II lens is the world’s lightest large-aperture telephoto zoom lens, notes PetaPixel. At just under 37 ounces, the lens is approximately 29 percent lighter than the previous 70-200mm f/2.8 G Master model. The FE 70-200mm F2.8 GM OSS II was …