Quick view Nikon (Nippon Kogaku) Nikon 135mm El-Nikkor Enlarging Lens Nikon 135mm f/5.6 El- Nikkor Specifications Focal length 135mm Minimum f/stop f/45 Lens construction 4 - 6 Standardmagnification 5X Usablemagnification range 2X ~ 10X Covering... View Details Compare