FROZEN CONFECTIONS

OPHTHALMIC MOUNTINGS AND PARTS THEREFOR ADAPTED TO SUPPORT AND HOLD LENSES BEFORE THE EYE; EYE PROTECTORS FOR PROTECTING THE EYE FROM GLARE, DUST, AND FLYING PRATICLES; OPHTALMIC LENSES AND BLANKS THEREFOR, MAGNIFYING LENSES, LENSES FOR TESTING THE ERRORS OF THE EYE, CONDENSING LENSES, SPHERICAL LENSES, CYLINDRICAL LENSES, TORIC LENSES, COMPOUND LENSES, INSTRUMENTS FOR MEASURING THE REFRACTIVE ERRORS OF THE EYE, INSTRUMENTS FOR MEASURING THE POWERS OF LENSES, INSTRUMENTS FOR OBSERVING THE REF...