The Sony FE 100mm F2.8 STF GM OSS is a premium G Master telephoto lens featuring STF technology for incomparable bokeh and extreme edge-to-edge sharpness.
The Sigma 50-100mm F1.8 DC HSM Art is a high-performance telephoto zoom for Canon EF APS-C DSLRs, offering prime-level sharpness and a constant F1.8 aperture.