Fujifilm's GFX series of mirrorless cameras have made medium format more affordable and accessible than ever, but lenses for the GF mount remain fairly expensive. That is why, at $999, the Venus Optics Laowa 19mm f/2.8 Zero-D is a particularly intriguing option, especially when paired with its extra-wide focal length and maximum aperture. This excellent video review takes a look at the new lens and the sort of performance and image quality you can expect from it in practice.