21mm f4.5 biogon for leica m-mount film cameras, M6ttl, Ektar 100, Longs Drugs Moiliili develop & scan.
For design and construction documentation, it’s important to eliminate technical distractions such as distortion and color shifts. The true wide angle Biogon excels here. Also the latitude of film provided for less of a wash out of the background than a digital capture would otherwise fail. Additional scanning could be done to optimize this image to HDR-like dynamic range.