PRODUCTS DIMENSION-Frame Material: Metal, Lens width: 2 1/16"(53mm), Frame width: 5 3/16"(132mm), Lens height: 1 5/16"(34mm), Frame height: 1 1/2"(38mm), Bridge (DBL): 1/2"(13mm), Temple length: 5 5/16"(135mm), Spring hinge: Yes, Lenses: Aspheric, Head size: Narrow to Medium,Rx-able frame
EYEKEPPER MEATL READING GLASSES-the pupil distance(PD) is 59-63mm,the deviation for pupil distance(PD) less than 2mm,the deviation for strength less than 0.02,the deviation for lensess horizontal line less than 1mm
EYEKEPPER READING GLASSES MEN-included a microfiber cloth and hard zipper case, spring-loaded hinges, Rx-able Glasses Frame
QUALITY FRAME -FDA Registered Reading Glasses and Eyewear,Accord with ANSI Z80.3-2010,Accord with BS EN ISO 12312-1:2013 and EN14139:2010,Accord with AS/NZS 1067:2009,Top quality metal frame,lenses and have spring-loaded hinges