Nikon's enlarging lens — the EL-Nikkor 50mm f/2.8 for premium 35mm negative printing.
The Nikon Nikkor EL 50mm f/2.8 is an enlarging lens from Nikon's EL (Enlarger Lens) series, designed for 35mm film negative darkroom enlargement. Nikon produced premium enlarger lenses under the Nikkor EL brand, applying the same optical engineering standards as their camera lenses to the darkroom context.
The lens provides 50mm at f/2.8 maximum aperture — the standard combination for 35mm negative enlargement — with Nikon's multi-coating (Nikon Integrated Coating, NIC), flat-field correction, and precision manufacturing to Nikon's standard quality levels. Standard enlarger M39 or similar mounting thread.
Nikon Nikkor EL lenses are among the most respected enlarging lenses available, valued by fine-art darkroom printers for their optical quality and consistency. The 50mm f/2.8 is the standard choice for 35mm negative projection, covering the commonly used print sizes with even illumination and excellent sharpness.
Inspect element surfaces for coating condition — Nikon's NIC coating should show consistent colour under angled light. Check aperture blades for oil-free, clean operation. Verify mounting thread for the intended enlarger head. Nikon Nikkor EL lenses in good condition command a premium in the darkroom community.