4.5 lens design for mirrorless

I spotted a new Tamron patent describing two new lens designs for Full Frame mirrorless. Tamron is also known for selling their optical designs to Zeiss (for their Batis line). But the design of the 135mm f/2.8 lens is very… The post Tamron patent discloses a new 135mm f/2.8 and 350mm f/4.5 lens design for mirrorless appeared first on sonyalpharumors....