Vision Technology Products For the low Vision Patient (Filter Glasses)

Filter Glasses  For Low Vision Patient  this table describe  The colored Filters which is recommended for each Case of the Visual impairment :
	The coloured Size Absorption- range/Filter category Application Grey 60-16 67-13 380 nm/3 Outdoor use Reflex reduction Polarizing grey filter Absorption: 85 % Yellow 60-16 67-13 450 nm/1 Contrast enhancement Macular degeneration, Optic atrophy Albinism  Pseudophacia Brown 60-16 67-13 511 nm/3 Macular   degeneration  Cataracts,  Glaucoma, Aphacy Optic atrophy Pseudophacia Retinopathia Pigmentosa Recommended for PUVA treatment Orang  60-16 67-13 527 nm/2 Diabetic retinopathy Photophobia Cataract Glaucoma