Helios 44-2 on NIKON (proper infinity adjustment)

This is detailed instructions about how to adjust famous helios 44-2 on nikon DSLR systems to get infinity focus. I'm a professional lens seller/repairer. If you are seeking for tested and adjusted russian lenses, please visit my eBay stores at: www.ebay.com/usr/kosbik84 www.ebay.com/usr/retrofotohouse