Eyekepper Spring Hinges Polycarbonate Lens Bifocal Glasses Sun Readers Men W/case +1.00[Product Information]- PRODUCTS DIMENSION-Frame material:stainless steel，Lens width: 2 1/8" (54mm)，Frame width: 5 2/5"(138mm)，Lens height: 1 1/2" (38mm)，Bridge (DBL): 7/10"(18mm)，Temple length: 5 3/10"(135mm)，Spring hinge: Yes，Lenses: Aspheric， Head size: Medium to wider
- EYEKEPPER SPRING HINGE BIFOCAL 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 lenses's horizontal line less than 1mm
- EYEKEPPER BIFOCAL GLASSES-included a microfiber cloth and hard zipper case.Acrylic Lens and Optically Correct，Spring-hinged temples， help glasses fit your face.Bifocal part is flat outside of the lens，not same the normal bifocal.Tinted lenses - great for outdoor reading
- QUALITY FRAME -FDA Registered Bifocal 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，stainless steel frame and have spring-loaded hinges
- LIFETIME BREAKAGE WARRANTY&30 DAY MONEY BACK GUARANTEE: In case any broken problem happens， contact the seller of Eyekepper without hesitation to solve the problem until satisfaction. Eyekepper provides lifetime after sale service for all Eyekepper bifocal glasses. Customers can return and get refunded for any reason. You have no risk to try
