NRC S4-PH 
 
 Lens color: SMOKE PHOTOCHROMIC LENSES 
 
 A range of nasal bridge adjusting eyepieces, fitted with Mimesi lenses for better resolution and clarity, very comfortable and safe. 
 Photochromic lenses. 
 Adjustable rod ends. 
 Graduation clip compatible 
 Easy maintenance and cleaning. 
 Two year warranty.