GF 50mm f/3.5 R LM WR Lens from FUJIFILM is a compact 40mm-equivalent prime designed for the medium format G-mount GFX camera system. Its sleek profile makes it ideal for walkaround and everyday shooting and completes a truly portable medium format system. The optical design incorporates one aspherical element, which controls distortion and spherical aberrations in order to realize a high degree of sharpness and clarity. Balancing the optical attributes, the lens also utilizes a linear AF motor for quick and quiet focusing performance, while a manual aperture ring also avails intuitive exposure adjustment, and a Command position permits making camera-based aperture selections. Additionally, the lens is also dust, freeze, and weather resistant for use in trying environmental conditions.