heaters for heating dyes into which eyeglasses lenses are dipped

'dip':10 'dye':4 'eyeglass':7 'heat':3 'heater':1 'lens':8

ultraviolet transmission meters used to judge effectiveness of ultraviolet coating on eyeglasses lenses

'coat':10 'effect':7 'eyeglass':12 'judg':6 'lens':13 'meter':3 'transmiss':2 'ultraviolet':1,9 'use':4

lens tinting machines for use in the optometric field

'field':9 'len':1 'machin':3 'optometr':8 'tint':2 'use':5

lens treating chemicals for uniform tint or gradient tint lenses for eyeglasses

'chemic':3 'eyeglass':12 'gradient':8 'len':1 'lens':10 'tint':6,9 'treat':2 'uniform':5

PHANTOM

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