Sigma has adapted its outstanding Sigma DG HSM Art lens line to Sony mirrorless by extending the rear of the lens barrel. Since it was designed for a DSLR, the optical design is ray angle friendly for digital sensors.
This distance scene evaluates the Sigma FE 135mm f/1.8 DG HSM Art for across-the-frame sharpness, penetrating power in flat light and shadows, and secondary color.
Sigma FE 135mm f/1.8 DG HSM Art Aperture Series: Ducks in Dana Meadow Pond at Dusk
Images at sizes up to full camera resolution.
Ducks in Dana Meadow Pond at Dusk
f5.6 @ 0.3 sec, ISO 100; 2018-09-10 19:14:24[low-res image for bot]
Sony A7R III + 135mm F1.8 DG HSM Art 018