These Uvex Meteor safety glasses have been around for ages.  They have a moulded frame front, that is quite flat.  Which means that you don’t have to worry about distortion that can occur from the curvature of the lenses.  Or having to replace nose pads regularly.  As they are no nose pads.  These safety glasses prescription are suitable for single vision, bifocal and progressive lenses and even higher prescriptions.  They meet Australian and International standards 1337.6 medium impact.  The listed price includes clear single vision lenses, safety frame, certification and shipping.