Sigma 30mm f/1.4 EX DC (APS-C) lens for Sony A-Mount [62] Review

The Sigma 30mm f/1.4 EX DC is a fast prime lens designed for APS-C sensor cameras with Sony A-mount. On crop sensors, the 30mm focal length delivers an effective field of view around 45mm, making it a versatile option for general shooting, portraits, and street photography. The f/1.4 maximum aperture provides strong low-light capability and the potential for shallow depth of field, useful for isolating subjects. This listing is for a used copy in excellent condition with caps, priced at $158.

As a legacy Sigma EX-series lens, this model predates the company's newer Art-line optics and uses an older optical formula. It's suited for photographers working with Sony A-mount bodies who want an affordable fast prime for everyday use. The EX DC designation indicates it was designed for APS-C coverage, so it won't work optimally on full-frame bodies. This lens occupies a niche for budget-conscious shooters or those building out a kit for older Sony Alpha DSLRs.