The people at Sushicam have successfully grafted the Minitar lens from a Lomo LC-A onto an Epson RD-1 digital rangefinder. Check out the step-by-step of building the lens mount as well as sample images here at Sushicam.
See previous post on part 1.
Also don’t miss Ta King, who has several galleries of photos taken with Lomo Minitar and Holga lenses hacked onto his Canon Digital Rebel DSLR.