The third-generation of the internationally best-selling EF50mm f/1.8 series standard lens, the EF50mm f/1.8 STM, which has a body that includes a metallic mount, makes use of a stepping motor (STM) that ensures silent, speedy autofocus drive operation.
The third-generation of the internationally best-selling EF50mm f/1.8 series standard lens, the EF50mm f/1.8 STM, which has a body that includes a metallic mount, makes use of a stepping motor (STM) that ensures silent, speedy autofocus drive operation.